Welding, Soldering, and Brazing Machine Setters, Operators, and Tenders

SOC 51-4122 · O*NET 51-4122.00

O*NET-SOC51-4122.00Welding machine and robot tasksCheck records first, then formal training

17%AI Impact Score

Welding, soldering and brazing machine operators follow the job specification, set up and monitor equipment, check samples and record stoppages. The site assigns changes and restart authority.

Model impact index for three equally weighted representative core tasks; not a measured share of working time or a job-loss probability. floor((0+25+25)/3+0.5)=17; fermatmind-ai-impact-v1; 2026-10-18.

$47,920/yearU.S. 2025 median wageU.S. Bureau of Labor Statistics

Source: U.S. Bureau of Labor Statistics｜United States｜May 2025｜Annual median wage; Editorial conversion: Official table values are cited directly; employment in thousands in the original table is multiplied by 1000 to give people, wages keep their own year and population, and a stable ID does not determine the period.

-8.9%U.S. 2025—2035 employment changeU.S. Bureau of Labor Statistics

Source: U.S. Bureau of Labor Statistics｜United States｜2025—2035｜Employment change; Editorial conversion: Official table values are cited directly; employment in thousands in the original table is multiplied by 1000 to give people, wages keep their own year and population, and a stable ID does not determine the period.

32,900 peopleU.S. 2025 employment sizeU.S. Bureau of Labor Statistics

Source: U.S. Bureau of Labor Statistics｜United States｜2025｜Employment size; Editorial conversion: Official table values are cited directly; employment in thousands in the original table is multiplied by 1000 to give people, wages keep their own year and population, and a stable ID does not determine the period.

2,500 per yearU.S. annual average openings (2025—2035)U.S. Bureau of Labor Statistics

Source: U.S. Bureau of Labor Statistics｜United States｜2025—2035｜Annual average job openings; Editorial conversion: Official table values are cited directly; employment in thousands in the original table is multiplied by 1000 to give people, wages keep their own year and population, and a stable ID does not determine the period.

No data availableMainland China salary reference

Quick judgment

Is welding machine work worth continuing to experience?

Paper check | A fictional first-piece record uses an older work-order revision. Keep the parameters and revision for process review instead of treating the record as release approval. Setters, operators, and tenders have different responsibilities. Whether a job includes programming and commissioning, changeover, or maintenance must be confirmed by the real task and employer authorization, not assumed from one machine job title.

The paper experience does not prove equipment operation, welding quality, or on-site safety competence; specific authorization and qualification are checked separately.

What kind of people are more likely to suit machine setters, operators, and tenders?

Liking machines and production processes is only the starting point. Observe whether you are willing to check programs, fixtures, and work orders and to keep results and anomaly records in repeated production; these are editorial experience signals.Signals to keep exploring are being able to check the program, fixture, and quantity item by item per the work order, keeping the original value when something does not match, and being willing to review repeatedly. A real job also requires equipment training and the specified program, and one score does not mean you can set up a machine independently.

In what situations should you choose machine setters, operators, and tenders carefully?

First check the equipment work area, protection, and shifts and accept the real constraints in formal training. Accurate paper calculation does not prove you can enter a robot area or handle equipment faults.Signals requiring caution are skipping version checks for output, changing programs on your own, or hiding defect records. Robot motion areas and adjustment or maintenance carry real risks, and unconfirmed conditions must not let “the machine is automatic” be treated as a safety guarantee.

How can one small experiment show whether you suit machine setters, operators, and tenders?

First do the fictional production record problem B1—B3: check the program version, fixture number, and completed quantity balance, and write a to-be-confirmed list; no starting equipment, writing control programs, or handling real workpieces is needed.After completing B1—B3, record which field was wrong, who needs to confirm, and what information is still missing, then check the specific course, equipment, shifts, and job tasks. If you have no machine experience, write truthfully that the work was done on paper.

Career profile

Welding, soldering and brazing machine operators follow the job specification, set up and monitor equipment, check samples and record stoppages. The site assigns changes and restart authority. When reviewing a job, ask who checks the work or records and which tasks require separate authorization.

Process diagram of setup and changeover and of operation and tending

The following is an editorial task diagram distinguishing setup and changeover from daily operation and tending; the actual sequence, process, and authorization follow the specific machine documents.

Setup and changeover：

Setup records and trial run results applicable to the task

01Check work order version
02check fixture and workpiece
03confirm program
04set up as authorized
05trial run review
06register and hand over

Operation and tending：

Completed workpieces and process, quantity, and inspection records

01Confirm the current task
02check readiness
03operate per guidance
04observe the process
05inspect and record
06hand over anomalies

Shared checking pointsWork order · program version · fixture · workpiece · status · records

What is the difference between setting up a machine and operating and tending it?

U.S. 51-4122.00 centers on setting up and operating welding, soldering, and brazing machines or robots and includes laser cutting or laser beam equipment; it is counted separately from the 51-4121 hand-held work. Setup focuses more on matching the task to the equipment configuration, while operation and tending focus more on running and checking under confirmed conditions; one employer may combine the duties, but changeover, program, and safety confirmation are not thereby cancelled.

Dimension	Main directions	Comparison directions
Core purpose	Prepare the applicable machine, fixture, and program for the specified product.	Run per the confirmed task and observe the result.
Input and basis	Work order, drawing, program version, and setup requirements.	The current production task and the confirmed operating guidance.
Task process	Check the configuration, set up as authorized, and review the trial run.	Produce per guidance, observe the status, and inspect and register.
Main output	Setup and trial run records and pending anomaly items.	Completed workpieces and process, quantity, and inspection records.
Responsible party	Program, process, and equipment conditions are reviewed per the specified division of work.	The operator works per guidance and does not alter approved conditions on their own.
How they work together	Check changeover anomalies with the process, maintenance, and quality roles.	Hand results and anomalies to the team and quality roles.
Execution boundary	Setup training is not equal to full repair or design authorization.	Automatic operation does not mean no one is responsible or that protection may be bypassed.

Core work

01
Read blueprints, work orders, or production schedules to determine product or job instructions or specifications.
02
Inspect, measure, or test completed metal workpieces to ensure conformance to specifications, using measuring and testing devices.
03
Record operational information on specified production reports.
04
Correct problems by adjusting controls or by stopping machines and opening holding devices.

What should be asked when preparing for machine work?

The editorial self-check first checks the documents and the division of work, and unknown conditions go to the corresponding responsible person rather than being filled in with an invented approval from experience or a tool.

01
Do the product and the work order correspond?
Setup tasks may involve clamping workpieces, positioning fixtures, and entering or adjusting controls as specified. Actual parameters and safety conditions come from the approved program, and this page gives no executable values.
02
Do the program version and the fixture match?
Inputs include drawings, work orders, the production schedule, the specified machine program, and material information. First confirm the product and the current document, then check the fixture and workpiece correspondence.
03
Are the responsibilities for setup, running, and inspection clear?
After completion, inspect or measure the workpiece against the specification and write the production record. Quantity records and product quality inspection serve different purposes, and output alone cannot prove acceptance.
04
To whom should a program or quantity mismatch be reported for confirmation?
Write the batch, field, original value, and specified value clearly and hand them to the corresponding supervisor or process and quality staff; keep the records and do not alter the program on your own or treat a quantity difference directly as a quality judgment.
05
Have the equipment area and personnel conditions been confirmed?
Real work is confirmed by the unit's safety procedures and training; this page's paper problem does not authorize entering a robot area, connecting power, or removing protection.
06
Can the completed quantity and inspection records point back to the batch?
BLS notes that related machine work often requires long periods of standing and repeated tasks; evening and weekend work and protection requirements are confirmed by the specific shop. Equipment automation does not cancel people's process and safety responsibility.

Shop tasks and collaboration around welding machines

The work is mainly machine setup, operation, tending, and records on a manufacturing site. Machines, fixtures, and products differ, and the division of programming, commissioning, maintenance, and inspection must be checked by job.The typical entry education in the precise U.S. BLS occupation table is high school or equivalent and medium-term on-the-job training; the two Chinese machine welding employers have different conditions, which are checked per announcement.

Location and organization: Related U.S. metal and plastic machine work is mainly in factories; specific Chinese equipment, robot areas, and workstation conditions are confirmed by the employer.
Materials and tools: Workpieces, fixtures, program documents, machine gauges, and inspection tools all enter the task. A correct program name does not prove every setup is applicable, and the approved version and safety conditions are checked separately.
Task organization: Operation and tending include observing gauges or machine status and producing per guidance. When anomalies appear, handle and report them per the rules, and a general description does not authorize bypassing protection.The editorial workflow first confirms the input and the division of work, then prepares, runs per guidance, inspects, and records; a diagram cannot replace the machine's real steps.
Shifts and load: Most related machine occupations work full time, some more than 40 hours, and evening and weekend work is common; long standing and repeated tasks must be confirmed for the target job.
Collaboration and reporting lines: Responsibility for changeover, trial runs, program changes, and maintenance is confirmed by the unit's division of work. Operators may have routine upkeep tasks but do not automatically hold all electrical repair or process design authority.In collaboration, state the batch, machine or workstation, program version, fixture, quantity, and unknown conditions, so the other person can point back to the original record.
Review chain: Running information, inspection results, anomalies, and change records are kept separately. A closed paper quantity does not mean the workpiece is acceptable, and changes and restoration are confirmed by staff with the responsibility.
Quality focus: Meet the specified product requirements and keep the corresponding process and inspection records. Automatic cycle counts, appearance, or one trial run cannot replace the required inspection.

Basis and its actual scope of support

O*NET51-4122.00BLS machine background and precise statisticsTwo Chinese machine employersChinese work qualification rulesOSHA robot risks

O*NET51-4122.00: O*NET51-4122.00 definition, machine tasks, and RC interests.
BLS machine background and precise statistics: The BLS machine broad-category environment; the precise 51-4122 statistics are read separately from the original table.
Two Chinese machine employers: The public conditions of two machine welding jobs at Senyuan and Hunan Wuxin.
Chinese work qualification rules: Chinese qualifications follow the actual operation catalogue and equipment project, with no automatic correspondence to the U.S. code.
OSHA robot risks: OSHA background on the risks of non-routine robot adjustment and maintenance, not a Chinese site procedure.

Career direction comparison

How to choose between the tasks within machine welding and related jobs?

Within this page, first separate setup and changeover from operation and tending, then look at motor repair, industrial machinery, aviation, or electronics assembly. A shared drawing and equipment background does not mean the same task or authority.

Comparison of career directions, work outputs, and selection conditions
Career direction	Core work and output	Key difference	Which choice fits better
Setup and changeover	Match the work order, fixture, and program and check the trial run records.	Configuration and adjustment responsibility is more concentrated and cannot be inferred directly from tending experience.	Willing to learn machine setup and review under formal guidance.
Operation and tending	Runs per the confirmed task and observes and registers results.	Repeated monitoring and anomaly reporting are the main line, and programming authority is not automatically obtained.	Willing to check status and records and report problems per the rules.
Electric Motor and Power Tool Repairers	Repair, maintain, or install motors, wiring, and switches.	The goal is electrical faults and repair, not welding machine production records.	Willing to add electrical diagnosis and the corresponding safety training.
Industrial Machinery Mechanics	Repair, install, adjust, or maintain industrial equipment.	Focuses on restoring equipment function, not only producing with a specified machine.	Willing to study fault diagnosis, mechanical maintenance, and the division of responsibility.
Aircraft structure and systems assemblers	Fit, fasten, and assemble aircraft parts.	Aviation part assembly quality requirements differ from machine welding.	Willing to add aviation assembly and target employer training.
Electrical and Electronic Equipment Assemblers	Assemble or modify electrical and electronic equipment and components.	The output is equipment or component assembly, not only metal joining machines.	Willing to add electrical components, assembly, and testing knowledge.

How to choose

If you prefer configuration matching, learn about setup tasks; if you prefer continuous observation, learn about operation and tending. If you care about faults or assembly, arrange training per the target output, and machine welding years cannot replace all skills.

After choosing the machine task, distinguish existing industrial automation, text assistance, and overall employment change.

AI's impact on the occupation

How should existing machine automation and generative AI be judged separately?

An approved tool can organize a draft handoff from fictional inputs. Check original values, revisions and open items, then refer the draft to the person authorized to review it. Example: A fictional first-piece record uses an older work-order revision. Keep the parameters and revision for process review instead of treating the record as release approval.

AI assessment method and sources

FermatMind AI Impact Score estimation method v1

FermatMind / 费马测试 · 2026-10-18

Model impact index for three equally weighted representative core tasks; not a measured share of working time or a job-loss probability. floor((0+25+25)/3+0.5)=17; fermatmind-ai-impact-v1; 2026-10-18.
Anchors: 0 negligible; 25 preparation or record assistance; 50 substantial assistance; 75 most information output can be formed by AI with review; 100 almost all of the selected task can be done by AI and independently verified.
Preparation｜Fixture and workpiece correspondence｜Check the locating fixture and material per the specified setup and record the readiness status. — 0/100; weight=1/3
Setup｜Machine configuration and trial run｜Set up under authorized training and the program and review the result; do not write a process on your own. — 25/100; weight=1/3
Running｜Operation tending and status observation｜Operate the machine or robot per guidance and observe gauges and the running process. — 25/100; weight=1/3

Editorial ratings use the existing occupational responsibilities and AI task analysis on this page. They are not adoption rates, measured effects, job-disappearance or personal-unemployment probabilities, or official scores from Stanford or another external institution. No measured time weights or future robot deployment are assumed.

Technical capability: whether output corresponds to the original input

At the capability level, text tools can be tried to organize approved batch records and anomaly lists; this is an editorial method and must be reviewed field by field, and it does not prove the tool can generate a robot program that can be safely executed.

Actual adoption: what a specific unit used

Insufficient evidence: this time no national generative AI adoption rate, reviewable task score, net time saving, or independent replacement rate for 51-4122 was obtained; task profiles and the machine broad-category outlook cannot fill them in.

Employment outcome: what the precise overall projection is

At the employment level, the precise BLS table projects an 8.9% decline from 2025—2035, and 2500 annual average openings still exist. The overall projection includes multiple factors and is not a net job reduction caused by generative AI.

Task impact matrix

Comparison of occupational task exposure to artificial intelligence
Work direction	Task	Current changes	Human control points
Document preparation	Check the work order and program version	Editorial text assistance suggestion	Point back to the original records and do not overwrite specified values with a generated version.
Configuration correspondence	Check the fixture and workpiece	Editorial field extraction suggestion	Correspond to the approved setup, and hand unknown items to staff with the responsibility.
Production records	Recalculate the completed quantity	Editorial organizing suggestion	Calculate independently by the problem-set categories and formula.
Anomaly handover	List the batch and differences	Editorial draft suggestion	Check the original values and unknown items and do not invent an approval.
Equipment operation	Operate or tend the robot	An existing industrial automation task	Site training and program review, not controlled by a text tool.
Inspection results	Keep the inspection and pending-inspection status	Editorial record assistance suggestion	A balanced quantity is not equal to acceptable quality.
Development judgment	Read the precise employment projection	Official overall statistics	The 8.9% decline does not break out a generative AI replacement number.

Why do employment evidence sources reach different conclusions?

The five bases are the precise tasks, the NIST risk method, the machine work environment, the precise employment projection, and the output review method. Repeating a framework does not count as two independent experiments, and none of them measures this occupation's AI effectiveness.

O*NET: Welding Machine Setters and Operators 51-4122.00

View source ↗

Study subject: 51-4122 machine tasks
Main conclusions: O*NET is used to check machine setup, observation, and production record tasks and does not measure text tool effects; the B1—B3 on this page is an editorial application.
Usage limits: A task profile does not prove generative AI competence.

Source: U.S. Department of Labor, O*NET｜United States｜2026 task profile; 2025 wages｜official reference

NIST AI RMF1.0 original document

View source ↗

Study subject: Cross-scenario trustworthy AI risk
Main conclusions: NIST1.0 helps organize trustworthiness and risk checking questions and does not provide this occupation's productivity or error rate.
Usage limits: A voluntary framework does not measure occupational adoption and efficiency.

Source: National Institute of Standards and Technology｜General method｜2023 framework｜official reference

BLS: Metal and Plastic Machine Workers outlook

View source ↗

Study subject: Machine occupation environment background
Main conclusions: Setup, adjustment, and running still involve personnel and equipment risks, and text assistance cannot prove the conditions are safe.
Usage limits: Broad-category sites and this occupation's risks must be distinguished; not a Chinese procedure.

Source: U.S. Bureau of Labor Statistics｜United States｜2025 statistics; 2025—2035 projection; updated 2026-08-27｜official reference

BLS: 51-4122 precise employment and characteristics table

View source ↗

Study subject: U.S. 51-4122 precise projection
Main conclusions: An 8.9% decline from 2025—2035, and the 2500 annual average openings are an opportunity flow rather than net growth; AI causality is not broken out.
Usage limits: The overall change is not broken into AI causality or extrapolated to China.

Source: U.S. Bureau of Labor Statistics｜United States｜2025 base period and 2025—2035 projection｜official reference

NIST AI RMF1.0 original document

View source ↗

Study subject: Output and process risk checking method
Main conclusions: Output correspondence, reviewers, and unknown items can be listed as an editorial checklist, but the framework is not a production effectiveness experiment.
Usage limits: The NIST method does not authorize robot programs or on-site work.

Source: National Institute of Standards and Technology｜General method｜2023 framework｜official reference

Why are different work directions affected differently?

Industrial robots, machine vision, and generative text tools are not the same technology. This occupation already operates automated equipment, and the existence of equipment cannot be treated as a generative AI adoption rate.

Setup and changeover

What AI mainly changesCan assist in organizing document differences

Still the person's responsibilityCheck configuration, program, and trial run, determined by actual authorization.

Operation and tending

What AI mainly changesCan assist in summarizing batch records

Still the person's responsibilityObserve the site and handle anomalies per the procedure; a summary cannot restore operation.

Inspection handover

What AI mainly changesCan assist in writing mismatches and missing items clearly

Still the person's responsibilityThe quality and release division of work is unchanged, and manual confirmation is kept.

Once AI enters professional workflows, the chain of responsibility cannot break

The editorial trial does only record assistance: choose approved fictional input, keep the original table, check the output, submit for manual confirmation, and keep versions. There is no actual control code or process parameter.

Confirm the task
Organize only B1—B3 and do not handle real control code.
Keep the input
Save the specified configuration and original records and note that they are fictional.
Check the output
Independently check the version, fixture, and quantity formula.
Manual confirmation
Mismatches or missing items go to the responsible person, and the problem's replies are not invented.
Keep the process
Record output errors and reasons for changes without erasing the original values.

Professional risks of using AI

Version mismatch

A summary mixes up program versions

Control method:Check the specified version and the original recorded values.

Category confusion

Pending inspection is counted as acceptable

Control method:Keep the meaning of the three counts in this problem.

Control hallucination

A generated path or parameter is executed

Control method:This page does not generate or run real control code.

Document leakage

Enterprise records or programs leak

Control method:Use only fictional data and check authorization first for real material.

Invented approval

An anomaly is written as already handled

Control method:Keep it as to be confirmed and do not sign off or restore operation on someone's behalf.

How should different groups respond?

Explorer

Do the paper production record problem independently, without connecting equipment.

Operating staff

Trial record assistance per unit authorization, keeping on-site responsibility.

Process, quality, and maintenance roles

Define the review object and authority and do not treat a draft as a program.

Organization leaders

Check the real task and data arrangements, then evaluate the trial results.

Common questions about AI and career development

Can a text tool be made to generate a robot control program that runs directly?

This page cannot prove safety or applicability. It only organizes fictional records, and real code, paths, and processes must be reviewed by the equipment and unit procedures.

Source:O*NET: Welding Machine Setters and Operators 51-4122.00Original material ↗

Source: U.S. Department of Labor, O*NET｜United States｜2026 task profile; 2025 wages｜official reference

Is a welding robot generative AI?

Not the same concept. A machine can run the specified program, and whether a certain AI capability is used needs actual system evidence; usage rates cannot be inferred from the equipment name.

Source:O*NET: Welding Machine Setters and Operators 51-4122.00Original material ↗

Source: U.S. Department of Labor, O*NET｜United States｜2026 task profile; 2025 wages｜official reference

Can enterprise operating records or drawings be uploaded?

First check data authorization and the service's processing arrangements. This page uses only fictional records and does not authorize uploading customer data or real programs.

Source:NIST AI RMF1.0 original documentOriginal material ↗

Source: National Institute of Standards and Technology｜General method｜2023 framework｜official reference

Can a tool summary approve setup or resuming operation?

Machine programs, site safety, and qualifications are confirmed by the corresponding staff per the applicable procedures; a generated summary is not an approval and cannot remove equipment protection.

Source:NIST AI RMF1.0 original documentOriginal material ↗

Source: National Institute of Standards and Technology｜General method｜2023 framework｜official reference

Is all the employment decline caused by AI?

It cannot be attributed that way. The precise projected decline of 8.9% includes multiple factors, and no independent generative AI causality figure was obtained this time.

Source:BLS: 51-4122 precise employment and characteristics tableOriginal material ↗

Source: U.S. Bureau of Labor Statistics｜United States｜2025 base period and 2025—2035 projection｜official reference

Can U.S. machine data be used directly in China?

Tasks, equipment, qualifications, and statistical bases must be separated; U.S. 51-4122 provides only scope background and does not directly give Chinese hiring probability.

Source:O*NET: Welding Machine Setters and Operators 51-4122.00Original material ↗

Source: U.S. Department of Labor, O*NET｜United States｜2026 task profile; 2025 wages｜official reference

How can verifiable evidence be kept before the trial?

Save the B1—B3 original input, the tool output, and the manual recalculation, and point out program, fixture, and quantity anomalies; do not turn missing items into confirmed ones.

Source:NIST AI RMF1.0 original documentOriginal material ↗

Source: National Institute of Standards and Technology｜General method｜2023 framework｜official reference

Authoritative sources and usage boundaries

O*NET: Welding Machine Setters and Operators 51-4122.00Machine occupation tasksDescribes setup, monitoring, and records; does not measure AI.
O*NET: Welding Machine Setters and Operators 51-4122.00Precise task profileAnalyzes the difference between documents and control execution.
NIST AI RMF1.0 original documentTrustworthy risk methodThe NIST method is not an efficiency study.
BLS: Metal and Plastic Machine Workers outlookMachine work environmentBLS background does not replace site procedures.
BLS: Metal and Plastic Machine Workers outlookMachine risk backgroundSupports personnel and environment risks, not AI adoption.
BLS: 51-4122 precise employment and characteristics tablePrecise employment projectionBLS51-4122 latest 2025—2035.
NIST AI RMF1.0 original documentOutput evaluation frameworkSupports the review method; does not authorize equipment.

Operating staff record input and anomalies, and process, maintenance, and quality roles confirm per their duties; the organization manages data and equipment access authority, and the tool does not sign off.

Mainland China salary reference

Chinese machine welding pay: the two jobs and the national gap

Scope of the Chinese machine welding wage evidence

Employer quotes and statistical boundaries

Employer piece rates and statistical bases kept separate

National precise occupation wage gap

Insufficient evidence: no national Chinese wage percentiles comparable to the 51-4122 task scope were obtained. Two machine welding jobs at Senyuan Heavy Industry and Hunan Wuxin were checked, and they support only the pay in their own announcements.

Two machine employer samples

National precise distribution insufficient; the two machine employers are listed separatelyThe two samples are machine welding tasks and cannot be combined with hand-held welder quotes to calculate national wages. A piece-rate comprehensive range is also not a base or after-tax wage guarantee.

Wuxin piece-rate period gap

Insufficient evidence: the Hunan Wuxin row's piece-rate comprehensive 5—9K does not specify the wage period and cannot be called a monthly salary on one's own; uniform hours and taxes for the two jobs were also not obtained.

Source: National Bureau of Statistics｜China｜Consulted 2026-10-01｜Scope of the Chinese wage evidence; Editorial conversion: Official table values are cited directly; employment in thousands in the original table is multiplied by 1000 to give people, wages keep their own year and population, and a stable ID does not determine the period.

Can the two jobs' piece-rate ranges be compared directly?

The announcements' current openings are unverified

The two machine jobs and the national gap
Job and scope	Originally disclosed pay	Applicable scope and gap
Senyuan machine operator	Piece rate 5k—10k/month and the specific programming conditions.	The Senyuan welding robot operator does simple programming, routine maintenance, and running problem handling per the process and instructions; a technical school diploma or a college diploma or higher in a related major is required, independent programming and commissioning experience is preferred, and the piece rate is 5k—10k/month.
Wuxin machine operator	Piece-rate comprehensive 5—9K, with the period not stated.	Hunan Wuxin has 10 machine operator posts, requiring a secondary technical school diploma or above, with an electromechanical major and a welding certificate preferred; the piece-rate comprehensive is 5—9K and the period must be checked separately. The preferred condition is not written as a mandatory certificate for all machine jobs nationally.
The two employers' piece-rate rules	Base pay, overtime, and deductions must be checked separately.	Both announcements describe pay as piece rate, and whether there is also a base wage, overtime allowance, or deductions must be confirmed specifically; a budget is not planned on the highest range.
National precise distribution	2 samples are not enough to calculate it.	Insufficient evidence: the two employers are not a nationally representative sample, so occupation percentiles, education premiums, or regional pay differences cannot be calculated.

The Senyuan announcement states a piece-rate system of 5k—10k/month; Wuxin writes piece-rate comprehensive 5—9K but that row does not specify the period. Wages, taxes, hours, and current hiring conditions must be confirmed per the original announcement and the employer.

Manufacturing background and machine job pay

Manufacturing: production of metal products, machinery, and auto parts

Machine welding is used in the production of metal products, auto parts, and machinery, mapped to manufacturing by the actual production task. The National Bureau of Statistics 2025 annual average wage of urban non-private employed persons in manufacturing is 113,594 yuan and private 76,055 yuan, both pre-tax averages for all employed persons in the industry; they are not a welding machine operator median or starting salary. Piece rates still require checking quality rules, output, paid hours, overtime, allowances, and taxes.

The manufacturing statistical population and contracting costs

If a machine job is paid by contracting, material, equipment, and rework costs must be checked separately. The National Bureau of Statistics manufacturing industry average covers the employed persons of the units it surveys and does not represent individual contractor profit or freelance income; the two piece-rate employers also cannot be used to infer a uniform profit rate.

Manufacturing job duties and income continuity

The manufacturing annual average wage is not broken down by individual setup, programming, or tending duty or by downtime shifts. When comparing machine jobs, check the changeover arrangements, how downtime is paid, paid hours, and shifts; this page provides only industry background and editorial inquiry suggestions.

Can AI explain machine job pay cuts?

Insufficient evidence: no independent figure for generative AI causing Chinese machine welding wage changes was obtained; equipment automation and text AI cannot be conflated into a fixed pay-cut proportion.

Sample scope · Two independent employers, two machine jobs · Not used as a national distribution or mixed with hand-held welder quotes.

Senyuan machine operator · Piece rate 5k—10k/month · Public announcement 2026-01-29, not an after-tax guarantee.

Wuxin machine operator · Piece-rate comprehensive 5—9K · The 2026-07-13 announcement row does not state the period; do not call it a monthly salary on your own.

Task conditions · Per each announcement · Programming and commissioning and tending duties are checked separately.

National percentiles · Insufficient evidence · Not filled in from 2 samples or U.S. values.

Paid hours · Not checked uniformly · Piece-rate and downtime and overtime rules need specific questions.

Current openings · Not verified · A public announcement does not mean it is still hiring now.

Certificate use · Per operation and equipment · A preferred certificate is not required for every job.

In 2026 public announcements, Henan Senyuan Heavy Industry recruited welding robot operators and Hunan Wuxin Formwork recruited welding robot operators; the duties and education conditions are kept separately, and the current openings are unverified.

The announcements prove that job conditions were publicly disclosed and cannot prove current openings or guarantee hiring. The national distribution is not filled in from U.S. or manufacturing averages, and piece-rate quotes follow the original period statement.

not an occupation percentile

U.S. salary reference

U.S. machine welding wages: 2025 national distribution and 2023 industry background

The U.S. May 2025 annual median wage for SOC51-4122 is 47,920 USD, and O*NET gives 23.04 USD/hour; this page keeps the official annual value and does not infer individual paid hours.

May 2025 U.S. national annual wage distribution

May 2025 U.S. national annual wage distribution
2025 wage position	Annual value (USD)	Income interpretation boundary	How to understand
2025 10th percentile	$36,860/year	2025 national employee distribution; not equal to a personal grade	May 2025 U.S. 10th percentile annual wage for this occupation is 36,860 USD, hourly 17.72 USD. It is the low end of the employee wage distribution, not a newcomer's starting pay or a guaranteed wage.
2025 median	$47,920/year	2025 national employee distribution; not equal to a personal grade	May 2025 national median 47,920 USD/year, 23.04 USD/hour; a percentile reflects the distribution within the same population and is not used to calculate an individual pay rise or actual paid hours.
2025 90th percentile	$66,540/year	2025 national employee distribution; not equal to a personal grade	May 2025 U.S. 90th percentile annual wage for this occupation is 66,540 USD, hourly 31.99 USD. A high percentile is not equal to a seniority grade and does not guarantee personal income.

2025 salary · 10th percentile：$36,860/year；U.S. national employee wage percentiles for SOC51-4122 in May 2025； not a grade, starting pay, or personal promise.

2025 salary · 25th percentile：$40,560/year；U.S. national employee wage percentiles for SOC51-4122 in May 2025； not a grade, starting pay, or personal promise.

2025 salary · median：$47,920/year；U.S. national employee wage percentiles for SOC51-4122 in May 2025； not a grade, starting pay, or personal promise.

2025 salary · 75th percentile：$57,390/year；U.S. national employee wage percentiles for SOC51-4122 in May 2025； not a grade, starting pay, or personal promise.

2025 salary · 90th percentile：$66,540/year；U.S. national employee wage percentiles for SOC51-4122 in May 2025； not a grade, starting pay, or personal promise.

Source: U.S. Department of Labor, O*NET / BLS｜United States｜May 2025｜10th percentile annual wage; Editorial conversion: Official table values are cited directly; employment in thousands in the original table is multiplied by 1000 to give people, wages keep their own year and population, and a stable ID does not determine the period. · Source: U.S. Bureau of Labor Statistics｜United States｜May 2025｜Annual median wage; Editorial conversion: Official table values are cited directly; employment in thousands in the original table is multiplied by 1000 to give people, wages keep their own year and population, and a stable ID does not determine the period. · Source: U.S. Department of Labor, O*NET / BLS｜United States｜May 2025｜90th percentile annual wage; Editorial conversion: Official table values are cited directly; employment in thousands in the original table is multiplied by 1000 to give people, wages keep their own year and population, and a stable ID does not determine the period.

How should statistical wages and individual pay be interpreted?

How is the historical annual wage calculated?

The annual wage is a statistical reference. The 2023 OEWS converts to an annual value on a 2080-hour basis and does not prove that every person has 2080 paid hours all year; contract hours, shifts, and taxes are checked by job.

Does OEWS cover the self-employed?

OEWS wages exclude the self-employed and the projection has a separate coverage basis. No comparable self-employed income was obtained, so the employee annual wage is not multiplied by the total occupational headcount to estimate total revenue.

Does a high percentile mean a senior wage?

A percentile is a distribution position within the same statistical population and is not equal to years of experience or a grade; setup, tending, industry, region, and actual shifts must be checked specifically.

What must be checked when comparing job quotes?

A single job quote, an industry average, and a national median cannot be directly interchanged. When comparing, keep the year, currency, taxes, hours, and task scope.

2023 annual average wages in the specified industries (historical)

2023 annual average wages in the specified industries (historical)
Industry	2023 wage averages (USD) / statistical status	How to understand
Specified machinery manufacturing sub-industries	$49,350/year	In the specified machinery manufacturing sub-industries 3331/3332/3334/3339, the annual average for this occupation is 49,350 USD; not the whole manufacturing sector or a current quote.
Motor vehicle parts manufacturing	$43,740/year	In motor vehicle parts manufacturing, the annual average for this occupation is 43,740 USD; different from motor vehicle manufacturing or electronics assembly wages.
Metal products 3323/3324	$45,620/year	In metal product manufacturing 3323/3324, the annual average for this occupation is 45,620 USD; does not stand in for other sub-industries or a 2025 value.
Self-employed (separate note)	Statistics exclude the self-employed	Insufficient evidence: this time no comparable self-employed machine welding income distribution was obtained, OEWS excludes the self-employed, and employee values cannot fill it in.

What other individual work conditions must be checked?

Available paid work

The BLS machine broad category is mostly full time, some more than 40 hours, with evening and weekend work common; the specific paid hours and piece-rate rules are stated by the employer.

Task scope and pay basis

Whether the task includes setup, simple programming, tending, or maintenance affects the comparison; the respective training and responsibility must match first, not just the job title.

Workplace and living arrangements

Site, commuting, and shifts belong in the decision, and historical industry averages cannot judge any factory's current pay or safety.

U.S. precise occupation size, change, and openings

2025–2035 employment · base-period headcount

32,900 people

2025 employment size, 32.9 thousand in the original table.

2025–2035 employment · growth projection

-8.9%

Precise table 2025—2035 is -8.9%, and the overall projection is not AI causality.

2025–2035 employment · annual average openings

2,500 per year

Annual average 2.5 thousand = 2500 job openings, not net growth.

The precise BLS table projects employment from 32,900 to 30,000 in 2025—2035, a change of -8.9%, with 2500 annual average openings; openings and the net decline of 2900 are different quantities.Insufficient evidence: no complete industry wage table for the precise 2025 occupation was obtained this time. The five national wage percentiles were verified from the 2025 BLS through O*NET; the industry table keeps the 2023 historical averages. The projection uses the precise BLS2025—2035 table; the current O*NET also shows the same projection period, and the machine broad category cannot replace this occupation.

O*NET citing BLS: 2025 national machine welding wage distribution · BLS: 51-4122 precise employment and characteristics table

O*NET citing BLS: 2025 national machine welding wage distribution｜https://www.onetonline.org/link/localwages/51-4122.00；BLS: 51-4122 precise employment and characteristics table｜https://www.bls.gov/emp/tables/occupational-projections-and-characteristics.htm

Career fit guide

Which behaviors should machine welding fit verify?

Insufficient evidence: no threshold was obtained at which personality or general test scores predict hiring for this occupation. The following editorial observations check rule comprehension, process monitoring, quantity recording, feedback, and shifts respectively.After the record problem, see whether you are willing to check repeatedly and explain anomalies, then arrange formal training. One correct recalculation or a similar interest code does not mean you can start a machine independently.

Worth experiencing further： Observe whether you are willing to check the product, program, and fixture against the documents and then correct errors per feedback. Liking machine motion cannot replace continuous recording and compliant execution.

Check the real conditions first： Course investment depends on whether it teaches actual machine safety, configuration, monitoring, and feedback and whether it leaves your own training records; do not replace a budget with expected high piece-rate income.

Try a small experience first： Independently complete the B1—B3 version and fixture check and quantity recalculation, keeping the original tables, anomalies, and pending items; note that there was no on-site operation.

Do not let one test decide your career for you

Holland occupational interests (RIASEC)

Occupational activity interest clues

Can RC determine whether machine welding suits me?

RC provides interest clues about equipment and rule-based execution; check whether you are willing to understand machine processes, observe repeatedly, and record anomalies, rather than only liking automated images. Personal training is still needed.

Willing to check program, fixture, and batch correspondence.
Willing to observe repeatedly and keep result records.

Do not use it this way:Similar interests do not mean you can start a machine or modify a program.

Understand my career interests

Big Five personality: preparation habits

Editorial behavior observation

How can reliable production recording habits be observed?

See whether you can prepare the original table as required, recalculate quantities, and leave the basis for corrections after an error. This page sets no personality dimension pass line.

Before the task, list the input and the rules clearly.
When an imbalance is found, keep the original value and explain it.

Do not use it this way:Shifts, commuting, and long standing are real conditions. Ask clearly about the target job's evening and weekend work and task intensity, then judge your own arrangements, and do not infer from a personality label.

Understand my Big Five traits

MBTI: comprehension and collaboration preferences

Preference discussion, not ranking

How should introversion and extraversion be looked at separately from a machine job?

Reading records independently and handing over to the team are different situations; whether you can explain the batch and anomaly is more verifiable than a four-letter label, and a type cannot exclude an occupation.

Can check batch information independently.
Can explain the specific field differences clearly.

Do not use it this way:The division of work and specific training cannot be inferred from a type.

Understand my personality preferences

Enneagram: motivation and feedback

Editorial motivation reflection

How can the motivation to explore machine work be reviewed?

Distinguish technical curiosity, pay expectations, and the wish to prove ability. Whether you stay truthful while repeatedly checking records and accepting feedback helps plan the next step more than a label.

Name the machine tasks you are willing to keep learning.
Do not hide record errors to prove yourself.

Do not use it this way:Do not diagnose others or explain all application outcomes from a label.

Understand my motivation clues

Cognitive ability and quantity checking

Specific problem observation

How should document and calculation preparation be verified?

By this problem's rules, calculate acceptable + defective + pending inspection, compare with the completed value, and check the program and fixture. This result reflects only how the problem was handled and cannot be converted into a cognitive score or process quality.

Can calculate that the B2 recorded total of 12 does not match the completed 13.
Can distinguish a B3 blank pending inspection from 0.

Do not use it this way:An error should be located to the input and the step, and overall ability should not be inferred.

Understand my cognitive performance

Emotion and anomaly communication

Editorial task communication

How should problems be explained under output pressure?

First write the batch and original values, then list who needs to confirm; respecting colleagues is not the same as hiding defects or changing programs on your own. Conditions that cannot be confirmed are kept clearly.

The handover states the version, fixture, or quantity difference.
Ask follow-up questions about specific items when the reply is vague.

Do not use it this way:Setup and adjustment, testing and maintenance, and automatic running involve different safety conditions. Physical or equipment problems are confirmed by formal training and site procedures, and this page offers no experience in hazardous actions.

Understand my communication clues

Which work direction are you more likely to suit?

Setup and changeover

Better match:Willing to check configuration documents and trial run feedback.

Note:Setup, maintenance, and design authority are checked separately.

Operation and tending

Better match:Willing to observe continuously and keep batch results.

Note:Independent programming cannot be inferred from tending tasks.

Motor and power tool repair

Better match:More interested in electrical faults and repair.

Note:Add electrical knowledge and the corresponding safety training.

Industrial machinery maintenance

Better match:More interested in restoring equipment function.

Note:Add diagnosis and repair; production experience does not automatically transfer authority.

Aircraft structure and systems assembly

Better match:More interested in aviation part fitting and fastening.

Note:Material quality and employer training must be checked separately.

Electrical and electronic equipment assembly

Better match:More interested in component assembly and testing.

Note:Add electrical components and assembly requirements.

Common questions about career fit

Why recalculate after checking the batch?

Use B1—B3 to check the program version and fixture and to recalculate the completed quantity as acceptable + defective + pending inspection. The paper shows document handling habits and does not prove actual operation or product inspection ability.

What should you do when program feedback is unclear?

Feedback should point out the batch and field. Keep the original values and the reasons for change, and hand real program changes to authorized staff; obeying feedback is not the same as unconditionally removing protection.

How should an unsuccessful job application be reviewed?

If an application is unsuccessful, first check whether the machine type, training, education, and programming responsibility match; without real feedback, keep it unknown and do not guess the single reason for rejection.

Does liking robot videos mean you like a machine job?

First try repeated checking, quantity calculation, and anomaly handover, then verify on-site monitoring in formal training; watching interest cannot cover shifts and compliant execution.

If you are not good at socializing, can you still do machine operation?

Independent recording and team handover are checked separately. An anomaly note needs a clear batch, fields, and unknowns, and extraversion cannot replace technical and safety matters.

Is a good-looking product enough?

It is not enough. Inspect against the specified specification, and process and quality records serve different purposes; a balanced quantity in B1—B3 certainly cannot prove that real welding is acceptable.

What if I cannot work evening shifts?

Write down the hours you can accommodate and your commuting range and check the specific job's arrangements; not matching a certain shift means adjusting the target, not a personality problem.

How can I get an initial experience without a machine?

Do the B1—B3 paper record checking and handover without starting equipment or writing control code; note that there was no practical work, then arrange formal training.

What if the test and problem performance disagree?

Treat the test as a clue and return to the original values, calculation steps, feedback, and living constraints; do not ignore real problems to match a label.

What next step should be chosen after the experience?

Organize the tasks you are willing to repeat, error-prone fields, and qualification and equipment questions to be checked, and choose only one training course or job investigation; no promise is made that a paper score leads to hiring.

Work pressure, risks, and occupational boundaries

How should machine welding risks and recording responsibility be confirmed?

First check the robot area, operation type, and personnel division of work, then check long standing, piece rates, qualifications, and quality records. Automatic running cannot cancel adjustment and maintenance risks, and a paper problem cannot authorize the site.

OSHA describes the risks of non-routine robot work, BLS provides machine environment, task, and hours background; the Chinese rules support only the operation qualification boundary, Senyuan supports only its own job conditions, and NIST provides only a voluntary AI risk method. The following are editorial preparation reminders and give no accident rate or personal risk score.

Robot motion and non-routine work

Typical scenario：Treating automated equipment as absolutely safe without checking personnel and motion area conditions.

Main positions：People involved in setup, testing, adjustment, or maintenance

Possible consequences：Unexpected motion may injure people, and a text summary cannot prove safety.

Reduce risk：Check personnel, equipment, and protection conditions per the specific site procedures; this page does not teach entering motion areas or removing protection.

Basis：BLS: Metal and Plastic Machine Workers outlook · OSHA: robot work risks

Repeated standing and shop load

Typical scenario：Shifts, repetitive motion, and job load are not confirmed.

Main positions：People observing, loading, or operating repeatedly for long periods

Possible consequences：Physical capacity and living arrangements do not fit, and rushing output increases errors.

Reduce risk：Check the real task and training conditions and hand problems to the corresponding responsible person; a paper experience does not prove physical fit.

Basis：BLS: Metal and Plastic Machine Workers outlook · OSHA: robot work risks

Piece-rate range misjudgment

Typical scenario：Inferring annual income from the high range alone while ignoring downtime, pending inspection, and overtime rules.

Main positions：People comparing piece-rate pay across machine jobs

Possible consequences：Actual income and costs deviate from the budget.

Reduce risk：Check the period, piece-rate quality rules, paid hours, and deduction responsibility; the two announcements are not a national income promise.

Basis：BLS: Metal and Plastic Machine Workers outlook · Zhengzhou public recruitment: Senyuan Heavy Industry machine operator

Machine tasks and qualification scope

Typical scenario：Equating a machine job title or training completion with all work permits.

Main positions：People taking on Chinese welding or equipment projects

Possible consequences：Taking on different operations or repair tasks with an inapplicable qualification.

Reduce risk：Check per the actual operation catalogue, equipment project, and current rules; an employer's preferred certificate is not a uniform national requirement.

Basis：Provisions on the Administration of Special Operation Training and Assessment, Order No. 19 · Zhengzhou public recruitment: Senyuan Heavy Industry machine operator

Program and production material leakage

Typical scenario：Uploading real code or records and having the tool generate unknown settings.

Main positions：People handling enterprise machine programs or production records

Possible consequences：Material leaks or wrong control is mistakenly used.

Reduce risk：This problem uses fictional records only; real material requires checking authorization first, and the output must not be executed directly.

Basis：NIST AI RMF1.0 original document · BLS: Metal and Plastic Machine Workers outlook

Quantity and inspection status misrecorded

Typical scenario：Treating pending inspection as acceptable, filling in the difference, or hiding defects.

Main positions：Running record and quality handover staff

Possible consequences：Traceability is distorted and the next shift cannot confirm the original quantity and status.

Reduce risk：Keep the original counts and categories, list differences and missing items, confirm per responsibility, and do not approve quality with a closed formula.

Basis：BLS: Metal and Plastic Machine Workers outlook · Zhengzhou public recruitment: Senyuan Heavy Industry machine operator

First check the machine work area and the actual responsibility →

Entry, certification, and career development

How to enter welding machine setup and operation

First check whether the target machine task includes setup, operation and tending, programming and commissioning, or maintenance, then choose formal training. Paper records only help understand documents and do not replace equipment safety, process, and practical feedback.

Chinese and U.S. requirements confirmed separately

This time two machine welding employer public jobs were checked:The Senyuan welding robot operator requires a related major technical school or college diploma or above, with independent programming and commissioning experience preferred; this is a specific job and cannot generalize the threshold for all tenders.Hunan Wuxin Formwork has 10 machine operator posts, requiring secondary technical school or above, with electromechanical major and welding certificate preferred; the announcement's preferred items are kept separate from statutory permit use, and the actual machine and operation scope are checked separately.

The precise U.S. table is high school or equivalent and medium-term on-the-job training; China checks the 2026 rules per the actual operation catalogue and equipment project, and a machine job title cannot automatically prove whether a certain certificate is required.

New graduates and career changers should check the task and evidence first

Recruitment sample and limits

Source: Publicly released by the Zhengzhou Municipal Market Supervision Administration｜Zhengzhou, China｜2026-01-29 announcement｜government-published employer notice · Source: Huaihua High-tech Industrial Development Zone｜Huaihua, China｜2026-07-13 announcement｜government-published employer notice · Source: FermatMind editorial｜Editorial suggestion｜2026-10-01｜local editorial synthesis

Entry tasks and actual job conditions

Entry direction	What you mainly do at first	Employer requirements and observation basis	How to prove it without experience	Difference from other directions
Paper record preparation	Check program, fixture, and count classification.	An editorial problem on this page, not a uniform employer exam.	Submit the B1—B3 original value recalculation and anomaly table.	Does not prove starting a machine or real product quality.
Operation and tending training	Learn the specified machine observation and records.	BLS broad-category training background; the job is checked separately.	Submit your own course and feedback truthfully.	Paper cannot lead directly into running.
Setup and changeover training	Check product configuration and trial run.	O*NET tasks; authorization follows the employer.	Keep your own supervised configuration practice.	Setup adds configuration responsibility compared with repeated tending.
Senyuan machine operator	Simple programming, maintenance, and running problem handling.	A related technical school or college diploma, with experience preferred.	Without experience, do not claim independent programming and commissioning.	Represents only this announcement, and the current openings are unverified.
Wuxin machine operator	Check the operating task by machine job.	Secondary technical school or above, with electromechanical and welding certificate preferred.	First check your own education, training, and certificate use.	Do not turn a preferred item into a national requirement.

Source: U.S. Department of Labor, O*NET｜United States｜2026 task profile; 2025 wages｜official reference · Source: U.S. Bureau of Labor Statistics｜United States｜2025 statistics; 2025—2035 projection; updated 2026-08-27｜official reference · Source: Publicly released by the Zhengzhou Municipal Market Supervision Administration｜Zhengzhou, China｜2026-01-29 announcement｜government-published employer notice · Source: Huaihua High-tech Industrial Development Zone｜Huaihua, China｜2026-07-13 announcement｜government-published employer notice · Source: FermatMind editorial｜Editorial suggestion｜2026-10-01｜local editorial synthesis

What the two machine welding employers will check

Senyuan job disclosure

Related major education, with work experience and independent programming and commissioning preferred; the machine task itself is listed separately from hand-held welders.

Wuxin job disclosure

10 posts, secondary technical school or above, with electromechanical major and welding certificate preferred; represents only that employer's public requirements.

Editorial suggestion: your own participation

Real training states the machine object, task, and feedback; the work piece for this problem is noted as paper, and no one else's program or product is passed off as yours.

Editorial suggestion: actual arrangements

Check shifts, programming and maintenance authority, piece-rate rules, and certificate use separately; an announcement being published does not mean it is still hiring.

Paper production record work piece

Configuration comparison table

Keep the B1—B3 specified program and fixture and the original records and compare field by field.

Quantity recalculation table

Check completion as acceptable + defective + pending inspection; B2 calculates to 12 against a completed 13; the B3 blank pending inspection cannot be treated as 0.

Anomaly handover

List separately the B2 program version mismatch and a quantity difference of 1, plus the B3 fixture mismatch and missing pending inspection; keep the original values and do not invent a confirmation.

Process and use

State that the problem is fictional, that you recalculated it, that no machine was operated, and that quality was not judged; keep the reasons for corrections and list the next training step.

Source: FermatMind editorial｜Editorial suggestion｜2026-10-01｜local editorial synthesis

Application, formal assessment, and record handover

Scenario	What to check	How to observe	Cannot be inferred from it
Before applying	Check machine type, task, and education and experience.	The resume matches your own course experience.	A complete application does not guarantee hiring.
Document checking	Check the batch configuration and count classification.	Show the B1—B3 input recalculation and anomalies.	Not the same exam for all employers.
Equipment assessment arrangements	Check safety, process, and authorization per formal procedures.	State truthfully what you have been trained in and which tasks you have not mastered.	This page does not authorize starting or commissioning machines or removing protection.
Handover review	State the original values clearly and who needs to confirm.	Keep the changes and the corresponding replies; the problem's replies are not invented.	A closed paper quantity is not equal to an acceptable product.

Source: FermatMind editorial｜Editorial suggestion｜2026-10-01｜local editorial synthesis · Source: Ministry of Emergency Management｜China｜effective 2026-06-01｜official reference

How to distinguish machine training from work qualification

Qualification / preparation item	Mainly suits whom	Real role in job seeking	Whether it is a general entry threshold	Registration / processing conditions	Investment considerations	Important limits
Education and on-the-job training	People preparing for machine jobs.	Build a foundation in reading drawings, equipment, and records.	In the United States typically high school or equivalent and medium-term on-the-job; in China it depends on the job.	Check the specific school and employer education conditions.	Check the course, equipment, time, and feedback.	Medium-term training is not a fixed graduation period guaranteed by this page.
Specified equipment operation training	People learning a certain machine or robot.	Proves preparation for the corresponding supervised task.	Jobs and equipment each have requirements, with no uniform brand certificate.	Confirmed by the course and machine program.	First check whether it teaches safety, configuration, and process records.	Course completion does not automatically grant process design or maintenance authority.
Chinese special operation qualification in the catalogue	People actually doing the corresponding operation.	Used for the applicable safety training assessment and work.	Per the catalogue and special provisions, not judged uniformly by a machine job title.	Per Order No. 19 effective 2026-06-01 and the operation requirements.	Check the compliant training assessment and certificate use.	An employer's preferred welding certificate cannot be turned into a requirement for all jobs.
Special equipment welding projects	People taking on the corresponding equipment welding.	Check equipment, method, and project coverage.	Per equipment and task requirements, not all machine operators.	Check TSG Z6002—2026 and the implementation transition.	Check added projects and review arrangements.	Valid old certificates and the hot work transition follow the notice; GMAW/FCAW do not cover each other.
2026 certificate mutual recognition and skill evaluation	People holding the specified lawful, valid certificates.	Part of the training or examination is waived per the application target.	Not a full examination waiver or an automatic new certificate.	Match the original certificate type with the application target and the remaining assessment.	Avoid needless duplication, but check the specific clauses.	Skill comparison for applying does not mean a new grade or equipment project has been obtained.
Employer education and experience conditions	People preparing to apply for an actual job.	Match machine programming, operation, and maintenance duties.	Senyuan and Wuxin represent only their own announcements.	Check your own education, major, and experience per the announcement.	Once you have a matching target, address one training gap.	Paper exercises cannot replace independent programming and commissioning experience.

Source: U.S. Bureau of Labor Statistics｜United States｜2025 base period and 2025—2035 projection｜official reference · Source: U.S. Bureau of Labor Statistics｜United States｜2025 statistics; 2025—2035 projection; updated 2026-08-27｜official reference · Source: Ministry of Emergency Management｜China｜effective 2026-06-01｜official reference · Source: State Administration for Market Regulation｜China｜2026-07-24 notice; effective 08-01｜official reference · Source: MOHRSS, MOHURD, Ministry of Emergency Management, and State Administration for Market Regulation｜China｜2026-01-09 notice｜official reference · Source: Publicly released by the Zhengzhou Municipal Market Supervision Administration｜Zhengzhou, China｜2026-01-29 announcement｜government-published employer notice · Source: Huaihua High-tech Industrial Development Zone｜Huaihua, China｜2026-07-13 announcement｜government-published employer notice · Source: FermatMind editorial｜Editorial suggestion｜2026-10-01｜local editorial synthesis

Operation scope, equipment projects, and authority boundaries

Machine courses, employer skill conditions, special operation qualifications in the catalogue, and special equipment welding projects serve different purposes. The U.S. 51-4122 classification cannot automatically decide whether China requires a certain certificate; first check the actual equipment and operation.

Order No. 19 took effect on 2026-06-01, and the operation scope follows the catalogue and special provisions. The 2026 mutual recognition waives part of the training or examination only under the listed conditions, and the remaining assessment still needs confirmation.

TSG Z6002—2026 took effect on 2026-08-01, and valid old certificates and project transitions follow the original notice; holders of valid equipment certificates without the corresponding special operation certificate take the hot work assessment as required when reviewing or adding projects.

The paper problem does not authorize real machines, hot work, electrical repair, or protection changes. Before applying and training, check your own certificate type, projects, and the actual employer's division of responsibility.

Source: Ministry of Emergency Management｜China｜effective 2026-06-01｜official reference · Source: MOHRSS, MOHURD, Ministry of Emergency Management, and State Administration for Market Regulation｜China｜2026-01-09 notice｜official reference · Source: State Administration for Market Regulation｜China｜2026-07-24 notice; effective 08-01｜official reference · Source: FermatMind editorial｜Editorial suggestion｜2026-10-01｜local editorial synthesis

Fictional B1—B3 machine production record check

Practice material｜Fictional B1—B3 production records

Specified configuration for this problem: B1 uses program P-A/v2 and fixture J1; B2 uses P-B/v3 and J2; B3 uses P-A/v2 and J1. P and J are only fictional numbers, not control code.

Original records: B1 = P-A/v2, J1, completed 10, acceptable 8, defective 1, pending inspection 1; B2 = P-B/v2, J2, completed 13, acceptable 10, defective 1, pending inspection 1; B3 = P-A/v2, J2, completed 8, acceptable 6, defective 1, pending inspection blank. Rule: completed = acceptable + defective + pending inspection, the three categories are mutually exclusive; a blank is not treated as 0 and cannot be reconciled.

Your task

Check the program version and fixture batch by batch, then recalculate the quantity by this problem's categories. List clear configuration mismatches, quantity imbalances, and missing items, keep both original tables, and do not change the specified configuration or counts on your own.

Write a handover stating the batch, original values, specified values or formulas, and pending items. Do not infer actual product quality, fault causes, an approval, or readiness to resume running.

Reference delivery

B1 configuration is consistent, and 8+1+1=10 closes; B2 version v2 does not match the specified v3, the fixture matches, and 10+1+1=12 against completed 13 differs by 1; B3 fixture J2 does not match the specified J1, and the pending inspection is blank, so it cannot be reconciled.

Hand over separately the B2 version and a quantity difference of 1, and the B3 fixture and missing pending inspection: 2 configuration mismatches, 1 quantity imbalance, and 1 missing item. Keep the original values; for B3, the 8−6−1=1 is only an arithmetic difference and cannot be filled in as a verified pending inspection count, still less establish product quality or approve running.

Exercise boundaries

Paper records only. No real process parameters, robot trajectories, power connection, startup, or safety motion; acceptable, defective, and pending inspection are all problem-set categories, and a closed quantity does not prove actual quality.

Source: FermatMind editorial｜Editorial suggestion｜2026-10-01｜local editorial synthesis

Seven-day paper production record experience

01
Day 1｜Save the input
Transcribe the specified configuration and original records and note that B1—B3 are fictional.
02
Day 2｜Check the configuration
Produce the two mismatches: B2 version v2/v3 and B3 fixture J2/J1.
03
Day 3｜Recalculate quantities
B1 calculates to 10 and closes, B2 calculates to 12 against 13 for a difference of 1, and B3 cannot be reconciled because the pending inspection is blank.
04
Day 4｜Classify anomalies
List separately 2 configuration mismatches, 1 quantity imbalance, and 1 missing item, pointing back to the original values.
05
Day 5｜Independent review
Recheck without looking at the reference; keep missed items and reasons for corrections, and record the checking steps if there are no errors.
06
Day 6｜Write the handover
Write the four items for B2 and B3 and the pending items, do not fill the B3 difference of 1 into pending inspection, and do not invent an approval.
07
Day 7｜Review and choose
List interests, error-prone fields, and machine training, shift, and qualification questions to be checked, and note that no practical work was done.

Source: FermatMind editorial｜Editorial suggestion｜2026-10-01｜local editorial synthesis

How to decide on day seven whether to continue

Were the specified configuration and original records kept and matched batch by batch?
Were the two mismatches, the B2 version and the B3 fixture, identified?
Was the B2 quantity difference of 1 distinguished from the B3 item that cannot be reconciled?
Was the blank pending inspection kept without filling in a difference of 1 or 0?
Does the handover list the four items, the original values, and who needs to confirm?
Are you willing to monitor and record repeatedly and continue formal equipment training?
For the next step choose one real course or job investigation and check the machine, safety, authorization, and cost first; no hiring is promised.

Source: FermatMind editorial｜Editorial suggestion｜2026-10-01｜local editorial synthesis

Setup and changeover preparation

Document comprehension

Typical responsibilities：Check the product, fixture, and program version.

Promotion evidence：B1—B3 configuration comparison and to-be-confirmed table.

Qualification boundary：Fictional program numbers, not control code.

Next step：Add real drawings and document management.

Equipment training

Typical responsibilities：Learn the specified machine configuration under formal conditions.

Promotion evidence：Your own course and practical feedback.

Qualification boundary：Safety and authorization are checked by machine task.

Next step：Check changeover and trial run training.

Limited setup

Typical responsibilities：Set up per the approved task and review.

Promotion evidence：Corresponding setup, trial run, and anomaly records.

Qualification boundary：Program and process changes are reviewed per responsibility.

Next step：Add stable changeover and quality handover.

New product preparation

Typical responsibilities：Confirm the configuration before adding workpieces or programs.

Promotion evidence：Corresponding training and controlled change records.

Qualification boundary：Experience with one machine is not all setup ability.

Next step：Add training per the new equipment requirements.

Operation and tending

Record entry

Typical responsibilities：Identify the batch and count category.

Promotion evidence：B1—B3 independent quantity recalculation.

Qualification boundary：Paper does not prove product inspection.

Next step：Add documents and classification rules.

Guided training

Typical responsibilities：Learn the corresponding machine observation and operation.

Promotion evidence：Your own training and the specified feedback.

Qualification boundary：Do not start an unauthorized machine or remove protection.

Next step：Check the actual shifts and work area.

Stable operation

Typical responsibilities：Run and record per the confirmed task.

Promotion evidence：Complete process quantity and inspection records.

Qualification boundary：Anomalies and restoration follow site procedures.

Next step：Add communication of specific mismatches.

Task expansion

Typical responsibilities：Changeovers or added duties must be learned separately.

Promotion evidence：New training records matching the machine.

Qualification boundary：Programming and repair permits are not inferred from tending.

Next step：Check the target task and the actual gap.

Program comprehension and cross-role collaboration

Document correspondence

Typical responsibilities：Check the program and fixture numbers.

Promotion evidence：Record the original and specified values.

Qualification boundary：This problem provides no control code.

Next step：Add document and authorization knowledge.

Programming training

Typical responsibilities：Learn under a formal course and equipment conditions.

Promotion evidence：Your own supervised practice feedback.

Qualification boundary：Real code does not directly adopt an AI draft.

Next step：Check the machine and process review division of work.

Collaborative commissioning

Typical responsibilities：Work with process, maintenance, and quality per responsibility.

Promotion evidence：Change basis and confirmation records.

Qualification boundary：Adjustment, testing, and maintenance conditions are checked separately.

Next step：Add problem location and traceability.

Specialized development

Typical responsibilities：Check requirements before expanding equipment or products.

Promotion evidence：Corresponding training and target employer evidence.

Qualification boundary：No promise of automatically moving from machine operation to engineer.

Next step：Address just one gap based on the target output.

Ability ladder: what evidence counts for promotion?

01
Document and task preparation
Read the work order and records and list unknown items in the program, fixture, and quantity.
02
Formal machine training
Learn the corresponding equipment under compliant conditions and guidance; the paper problem does not authorize starting a machine.
03
Stable running and traceability
Record the process per the specified task, keep quality and quantity separate, and hand anomalies to the responsible staff.
04
Changeover or new equipment expansion
First check the target machine, program, configuration, and qualification, then add the corresponding training.

Career outlook and related occupation transitions

How should the employment and development evidence for machine welding be read?

The precise BLS 51-4122 projection is from 32,900 to 30,000 in 2025—2035, an 8.9% decline, with 2500 annual average openings; the net decline and replacement opportunities are separated, and Chinese personal outcomes are not inferred.Moving to motor repair, mechanical maintenance, avionics assembly, hand-held welding, or other machine tools requires added training per the target output. Machine experience does not automatically cover all skills and authority.

Three data types, three different bases

BLS: 51-4122 precise employment and characteristics table

2025—2035

United States · SOC51-4122

-8.9%

Precise overall employment change

The metal and plastic machine broad-category outlook discusses automation, demand, and production competition among multiple factors; this occupation's -8.9% cannot be broken into an independent generative AI impact.

Cannot show：The precise 51-4122 projection, and the current O*NET is also 2025—2035; the machine broad category cannot replace this occupation, and AI causality is not broken out.

Four departments: 2026 welding certificate mutual recognition

Current 2026 rules

China · Per actual operation and equipment

Partial mutual recognition of training or examinations

Qualification assessment linkage

The 2026 Chinese welding qualification mutual recognition and equipment detailed rules are rule linkages applied by actual operation project; they are not a statistic of added machine jobs.

Cannot show：Qualification linkage applies only by certificate type, operation, and equipment, and does not mean a job increase.

Zhengzhou public recruitment: Senyuan Heavy Industry machine operator

Consulted 2026-10-01

Two Chinese machine employers · Senyuan and Hunan Wuxin

2 independent samples, with current openings unverified

Specific tasks and piece-rate conditions

This time two machine welding jobs at Senyuan and Wuxin were checked, with different education, programming and commissioning, and piece-rate periods; current openings were not checked, and national recruitment heat is not inferred.

Cannot show：The two specific jobs are not a representative sample, and an announcement does not prove current openings.

Start with AI task changes and evidence boundaries →Start with entry preparation and ability stages →

Where can existing abilities transfer?

These are ability-adjacency relations; they do not mean automatic promotion or no further study needed.

Electric Motor and Power Tool Repairers

Moves from production to restoring function.

Transferable：Machine component documents are connected.

To be supplemented：Add electrical diagnosis and repair and safety training.

View occupation details

Industrial Machinery Mechanics

Production tending is not equal to equipment repair.

Transferable：Equipment status observation is connected.

To be supplemented：Add mechanical fault diagnosis, maintenance, and authority.

View occupation details

Aircraft structure and systems assemblers

The object and inspection responsibility change.

Transferable：Part drawings and fitting are connected.

To be supplemented：Add aviation assembly and quality requirements.

View occupation details

Electrical and Electronic Equipment Assemblers

Electronic skills cannot be inferred from machine welding.

Transferable：Component correspondence and records are connected.

To be supplemented：Add electrical assembly and testing.

View occupation details

Welders, Cutters, Solderers, and Brazers

An independent occupation; statistics are not mixed.

Transferable：Metal joining understanding is connected.

To be supplemented：Add hand-held processes and real practical work.

View occupation details

Machinists

Moves from joining to cutting and machining.

Transferable：Drawings, fixtures, and measurement are connected.

To be supplemented：Add precision machining and machine tool tasks.

View occupation details

Milling and planing machine setters and operators

Not a direct transfer of welding configuration.

Transferable：Machine configuration and workpiece location are connected.

To be supplemented：Add milling and planing tools and machining requirements.

View occupation details

Multiple machine tool setters and operators

Expanding equipment types requires new training.

Transferable：Observation of multiple equipment types is connected.

To be supplemented：Add two or more cutting and forming equipment types.

View occupation details

Common questions and sources

What do the machine jobs on this page mean?

Setting up, operating, and tending 51-4122 welding, soldering, and brazing machines or robots, including laser equipment; the frozen title is not road paving.

Source: U.S. Department of Labor, O*NET｜United States｜2026 task profile; 2025 wages｜official reference

What is the difference between setup and operation?

Setup checks the configuration and trial run, and operation and tending observe production under confirmed conditions; duties may be combined but authority is still checked item by item.

Source: U.S. Department of Labor, O*NET｜United States｜2026 task profile; 2025 wages｜official reference · Source: FermatMind editorial｜Editorial suggestion｜2026-10-01｜local editorial synthesis

Can I get an initial experience without a machine?

Use B1—B3 to check the program, fixture, and counts and hand over anomalies and pending items; note that the work was on paper with no practical work, and do not start machines or adjust parameters.

Source: FermatMind editorial｜Editorial suggestion｜2026-10-01｜local editorial synthesis

Do all Chinese machine jobs require the same welder certificate?

It cannot be judged from the job title. First check the operation in the catalogue and the equipment project, and the 2026 rules apply by scope; an employer's preferred certificate and a statutory permit are kept separate.

Source: Ministry of Emergency Management｜China｜effective 2026-06-01｜official reference · Source: State Administration for Market Regulation｜China｜2026-07-24 notice; effective 08-01｜official reference

How many machine operator jobs will AI replace?

No independent replacement rate was obtained this time; the 2025—2035 projection of -8.9% is an overall change and cannot be broken into AI causality.

Source: U.S. Bureau of Labor Statistics｜United States｜2025 base period and 2025—2035 projection｜official reference · Source: FermatMind editorial｜Editorial suggestion｜2026-10-01｜local editorial synthesis

Why does the latest wage differ from the historical table?

The national quintiles have been unified to May 2025; the three industry tables are 2023 historical averages for the precise occupation and cannot serve as 2025 industry wages or personal increases.

Is there no personnel risk with an automatic robot?

No. Non-routine work such as setup, testing, adjustment, and maintenance still carries risks, and the specific equipment work area and procedures are confirmed on site.

Source: Occupational Safety and Health Administration｜United States｜Consulted 2026-10-01｜official reference · Source: U.S. Bureau of Labor Statistics｜United States｜2025 statistics; 2025—2035 projection; updated 2026-08-27｜official reference

Can RC decide hiring?

RC describes activity interests and cannot replace actual training, qualification, shifts, or employer evaluation; no pass line is set for personality.

Can the B3 difference of 1 be filled directly into pending inspection?

No. The original pending inspection record is blank and the difference is only an arithmetic result; it must be confirmed, and a closed quantity does not prove the product is acceptable.

Source: FermatMind editorial｜Editorial suggestion｜2026-10-01｜local editorial synthesis

Can the 2026 mutual recognition waive all assessments?

It cannot be generalized that way. Specific training or examinations are waived by lawful certificate type and application target, and the remainder and equipment project are checked separately.

Source: MOHRSS, MOHURD, Ministry of Emergency Management, and State Administration for Market Regulation｜China｜2026-01-09 notice｜official reference · Source: State Administration for Market Regulation｜China｜2026-07-24 notice; effective 08-01｜official reference

Sources

FermatMind career content editor

Local revision 2026-10-03; each data period and use is shown in the expanded cards

This round checked this occupation's tasks, the latest precise employment, and the 2025 national wage quintiles; the 2023 industry wages, current Chinese qualifications, and the two machine employers are limited by period and use respectively; B1—B3 are original editorial exercises.

O*NET: Electric Motor and Power Tool Repairers 49-2092.00U.S. Department of Labor, O*NET｜United States｜2026 occupational profile｜official reference
View original materials：O*NET: Electric Motor and Power Tool Repairers 49-2092.00
- An independent target task scope, used to judge output differences.
Usage limits：Not used as this occupation's wage or a Chinese hiring requirement.
O*NET: Electrical and Electronic Equipment Assemblers 51-2022.00U.S. Department of Labor, O*NET｜United States｜2026 occupational profile｜official reference
View original materials：O*NET: Electrical and Electronic Equipment Assemblers 51-2022.00
- An independent target task scope, used to judge output differences.
Usage limits：Not used as this occupation's wage or a Chinese hiring requirement.
BLS: 51-4122 precise employment and characteristics tableU.S. Bureau of Labor Statistics｜United States｜2025 base period and 2025—2035 projection｜official reference
View original materials：BLS: 51-4122 precise employment and characteristics table
- This occupation's employment is 32.9 thousand to 30.0 thousand, a change of -2.9 thousand, that is -8.9%, with 2.5 thousand annual average openings.
- 2025 median wage 47,920 USD, with typical high school equivalent and medium-term on-the-job training.
Usage limits：Thousands are converted by multiplying by 1000; the projection has multiple factors, openings are not net growth, and wages are not self-employed income.
Provisions on the Administration of Special Operation Training and Assessment, Order No. 19Ministry of Emergency Management｜China｜effective 2026-06-01｜official reference
View original materials：Provisions on the Administration of Special Operation Training and Assessment, Order No. 19
- Training and assessment for the corresponding special operation in the catalogue and the operation certificate requirement.
- Special provisions prevail, and the old Order No. 30 is repealed.
Usage limits：Do not infer a uniform national certificate from a machine job title; the actual operation and equipment are checked separately.
BLS: Metal and Plastic Machine Workers outlookU.S. Bureau of Labor Statistics｜United States｜2025 statistics; 2025—2035 projection; updated 2026-08-27｜official reference
View original materials：BLS: Metal and Plastic Machine Workers outlook
- Broad-category machine environment, shifts, and training; the 51-4122 definition and wage of 47,920 are listed separately.
- This occupation's employment of 32,900 and the projection are listed separately; the broad category's 47,700/-7% cannot serve as this occupation's wage or change.
Usage limits：Background and precise rows are distinguished; the broad-category training length is not given uniformly to individuals, and the complete wage percentiles for this occupation are not listed.
Zhengzhou public recruitment: Senyuan Heavy Industry machine operatorPublicly released by the Zhengzhou Municipal Market Supervision Administration｜Zhengzhou, China｜2026-01-29 announcement｜government-published employer notice
View original materials：Zhengzhou public recruitment: Senyuan Heavy Industry machine operator
- Simple robot programming, routine maintenance, and running problem handling; a related technical school or college diploma or above, with independent programming and commissioning experience preferred.
- Piece-rate system 5k—10k/month; the public page also lists hand-held welders, whose quotes are not mixed in.
Usage limits：Current openings, final taxes, and paid hours are unverified; this is only that employer, not a national threshold.
O*NET: Aircraft Structure, Surfaces, Rigging, and Systems Assemblers 51-2011.00U.S. Department of Labor, O*NET｜United States｜2026 occupational profile｜official reference
View original materials：O*NET: Aircraft Structure, Surfaces, Rigging, and Systems Assemblers 51-2011.00
- An independent target task scope, used to judge output differences.
Usage limits：Not used as this occupation's wage or a Chinese hiring requirement.
National Bureau of Statistics: 2025 urban unit wage industry tableNational Bureau of Statistics｜China｜2025 statistics; interpretation published 2026-05-15｜official reference
View original materials：National Bureau of Statistics: 2025 urban unit wage industry table
- Manufacturing non-private 113594 yuan/year and private 76055 yuan/year, pre-tax averages for all employed persons in the industry.
- Machine welding is mapped to manufacturing by the metal product production duty; not used as a precise occupation distribution.
Usage limits：The surveyed unit population and industry average exclude individual contractor profit and do not represent machine welding starting pay, median, or national percentiles.
NIST AI RMF1.0 original documentNational Institute of Standards and Technology｜General method｜2023 framework｜official reference
View original materials：NIST AI RMF1.0 original document
- A trustworthiness and risk evaluation method.
- Used for the editorial review approach of this page's record assistance.
Usage limits：A voluntary framework that does not measure machine job adoption, efficiency, or replacement rates.
BLS: 2023 machine welding OEWS51-4122U.S. Bureau of Labor Statistics｜United States｜May 2023 historical statistics｜official reference
View original materials：BLS: 2023 machine welding OEWS51-4122
- Annual wages at the 10/25/50/75/90 percentiles are 35,270/38,600/45,350/52,430/63,260 USD.
- The specified machinery manufacturing 49,350, motor vehicle parts 43,740, and metal products 3323/3324 at 45,620 USD are annual averages.
Usage limits：These are a historical distribution and industry averages, not 2025; they exclude the self-employed, and the 2080-hour annual value is a statistical method, not personal hours.
O*NET: Welding Machine Setters and Operators 51-4122.00U.S. Department of Labor, O*NET｜United States｜2026 task profile; 2025 wages｜official reference
View original materials：O*NET: Welding Machine Setters and Operators 51-4122.00
- Machine setup, operation, tending, and record tasks, including laser equipment; interest code RC.
- 2025 median wage 47,920 USD/year and 23.04/hour; the old 2024—2034 projection is not used as this page's current basis.
Usage limits：Does not prove AI effects, a personal threshold, or Chinese qualifications, and actual machine authority follows the job.
O*NET: Welding Machine Setters and Operators 51-4122.00U.S. Department of Labor, O*NET｜United States｜2026 task profile; 2025 wages｜official reference
View original materials：O*NET: Welding Machine Setters and Operators 51-4122.00
- Machine setup, operation, tending, and record tasks, including laser equipment; interest code RC.
- 2025 median wage 47,920 USD/year and 23.04/hour; the old 2024—2034 projection is not used as this page's current basis.
Usage limits：Does not prove AI effects, a personal threshold, or Chinese qualifications, and actual machine authority follows the job.
BLS: 51-4122 precise employment and characteristics tableU.S. Bureau of Labor Statistics｜United States｜2025 base period and 2025—2035 projection｜official reference
View original materials：BLS: 51-4122 precise employment and characteristics table
- This occupation's employment is 32.9 thousand to 30.0 thousand, a change of -2.9 thousand, that is -8.9%, with 2.5 thousand annual average openings.
- 2025 median wage 47,920 USD, with typical high school equivalent and medium-term on-the-job training.
Usage limits：Thousands are converted by multiplying by 1000; the projection has multiple factors, openings are not net growth, and wages are not self-employed income.
Huaihua public recruitment: Hunan Wuxin machine operatorHuaihua High-tech Industrial Development Zone｜Huaihua, China｜2026-07-13 announcement｜government-published employer notice
View original materials：Huaihua public recruitment: Hunan Wuxin machine operator
- 10 welding robot operator posts, secondary technical school or above, with electromechanical and welding certificate preferred.
- Piece-rate comprehensive 5—9K, and that row does not state the period.
Usage limits：Do not call it a monthly salary on your own; the education preference and the certificate's statutory use are kept separate, and current openings are unverified.
Four departments: 2026 welding certificate mutual recognitionMOHRSS, MOHURD, Ministry of Emergency Management, and State Administration for Market Regulation｜China｜2026-01-09 notice｜official reference
View original materials：Four departments: 2026 welding certificate mutual recognition
- Part of the training or examination is waived by the certificate held and the application target.
- Skill level comparison and grade examination applications follow the specified conditions.
Usage limits：Not a full exemption or an automatic new certificate; it applies only by actual operation scope.
Four departments: 2026 welding certificate mutual recognitionMOHRSS, MOHURD, Ministry of Emergency Management, and State Administration for Market Regulation｜China｜2026-01-09 notice｜official reference
View original materials：Four departments: 2026 welding certificate mutual recognition
- Part of the training or examination is waived by the certificate held and the application target.
- Skill level comparison and grade examination applications follow the specified conditions.
Usage limits：Not a full exemption or an automatic new certificate; it applies only by actual operation scope.
OSHA: robot work risksOccupational Safety and Health Administration｜United States｜Consulted 2026-10-01｜official reference
View original materials：OSHA: robot work risks
- Non-routine programming, maintenance, testing, setup, or adjustment carries the risk of unexpected robot motion.
Usage limits：U.S. risk background; does not replace Chinese unit rules or give this occupation's numeric accident rate.
2026 special equipment welding assessment transition noticeState Administration for Market Regulation｜China｜2026-07-24 notice; effective 08-01｜official reference
View original materials：2026 special equipment welding assessment transition notice
- Transition between valid old certificates and the new detailed rules' projects.
- Review and added projects link to the hot work assessment; GMAW and FCAW do not cover each other.
Usage limits：Specific projects follow the detailed rules and do not mean all machine operators take on equipment welding.
O*NET: Industrial Machinery Mechanics 49-9041.00U.S. Department of Labor, O*NET｜United States｜2026 occupational profile｜official reference
View original materials：O*NET: Industrial Machinery Mechanics 49-9041.00
- An independent target task scope, used to judge output differences.
Usage limits：Not used as this occupation's wage or a Chinese hiring requirement.
O*NET: Welding Machine Setters and Operators 51-4122.00U.S. Department of Labor, O*NET｜United States｜2026 task profile; 2025 wages｜official reference
View original materials：O*NET: Welding Machine Setters and Operators 51-4122.00
- Machine setup, operation, tending, and record tasks, including laser equipment; interest code RC.
- 2025 median wage 47,920 USD/year and 23.04/hour; the old 2024—2034 projection is not used as this page's current basis.
Usage limits：Does not prove AI effects, a personal threshold, or Chinese qualifications, and actual machine authority follows the job.
O*NET: Welders, Cutters, Solderers, and Brazers 51-4121.00U.S. Department of Labor, O*NET｜United States｜2026 occupational profile｜official reference
View original materials：O*NET: Welders, Cutters, Solderers, and Brazers 51-4121.00
- An independent target task scope, used to judge output differences.
Usage limits：Not used as this occupation's wage or a Chinese hiring requirement.
O*NET: Machinists 51-4041.00U.S. Department of Labor, O*NET｜United States｜2026 occupational profile｜official reference
View original materials：O*NET: Machinists 51-4041.00
- An independent target task scope, used to judge output differences.
Usage limits：Not used as this occupation's wage or a Chinese hiring requirement.
O*NET: Milling and Planing Machine Setters, Operators, and Tenders 51-4035.00U.S. Department of Labor, O*NET｜United States｜2026 occupational profile｜official reference
View original materials：O*NET: Milling and Planing Machine Setters, Operators, and Tenders 51-4035.00
- An independent target task scope, used to judge output differences.
Usage limits：Not used as this occupation's wage or a Chinese hiring requirement.
O*NET: Multiple Machine Tool Setters, Operators, and Tenders 51-4081.00U.S. Department of Labor, O*NET｜United States｜2026 occupational profile｜official reference
View original materials：O*NET: Multiple Machine Tool Setters, Operators, and Tenders 51-4081.00
- An independent target task scope, used to judge output differences.
Usage limits：Not used as this occupation's wage or a Chinese hiring requirement.
BLS: Metal and Plastic Machine Workers outlookU.S. Bureau of Labor Statistics｜United States｜2025 statistics; 2025—2035 projection; updated 2026-08-27｜official reference
View original materials：BLS: Metal and Plastic Machine Workers outlook
- Broad-category machine environment, shifts, and training; the 51-4122 definition and wage of 47,920 are listed separately.
- This occupation's employment of 32,900 and the projection are listed separately; the broad category's 47,700/-7% cannot serve as this occupation's wage or change.
Usage limits：Background and precise rows are distinguished; the broad-category training length is not given uniformly to individuals, and the complete wage percentiles for this occupation are not listed.
BLS: 2023 machine welding OEWS51-4122U.S. Bureau of Labor Statistics｜United States｜May 2023 historical statistics｜official reference
View original materials：BLS: 2023 machine welding OEWS51-4122
- Annual wages at the 10/25/50/75/90 percentiles are 35,270/38,600/45,350/52,430/63,260 USD.
- The specified machinery manufacturing 49,350, motor vehicle parts 43,740, and metal products 3323/3324 at 45,620 USD are annual averages.
Usage limits：These are a historical distribution and industry averages, not 2025; they exclude the self-employed, and the 2080-hour annual value is a statistical method, not personal hours.
BLS: 51-4122 precise employment and characteristics tableU.S. Bureau of Labor Statistics｜United States｜2025 base period and 2025—2035 projection｜official reference
View original materials：BLS: 51-4122 precise employment and characteristics table
- This occupation's employment is 32.9 thousand to 30.0 thousand, a change of -2.9 thousand, that is -8.9%, with 2.5 thousand annual average openings.
- 2025 median wage 47,920 USD, with typical high school equivalent and medium-term on-the-job training.
Usage limits：Thousands are converted by multiplying by 1000; the projection has multiple factors, openings are not net growth, and wages are not self-employed income.
Provisions on the Administration of Special Operation Training and Assessment, Order No. 19Ministry of Emergency Management｜China｜effective 2026-06-01｜official reference
View original materials：Provisions on the Administration of Special Operation Training and Assessment, Order No. 19
- Training and assessment for the corresponding special operation in the catalogue and the operation certificate requirement.
- Special provisions prevail, and the old Order No. 30 is repealed.
Usage limits：Do not infer a uniform national certificate from a machine job title; the actual operation and equipment are checked separately.
FermatMind: fictional machine production record exerciseFermatMind editorial｜Editorial suggestion｜2026-10-01｜local editorial synthesis
- B1—B3 program, fixture, and acceptable/defective/pending inspection quantity check.
- Reference handover and work piece with the full seven days, with no real equipment operated.
Usage limits：Does not prove product quality, site safety, or operation or programming qualification.
O*NET citing BLS: 2025 national machine welding wage distributionU.S. Department of Labor, O*NET / BLS｜United States nationwide｜May 2025｜official reference
View original materials：O*NET citing BLS: 2025 national machine welding wage distribution
- Annual wages at the 10/25/50/75/90 percentiles are 36860/40560/47920/57390/66540 USD.
- Hourly wages 17.72/19.50/23.04/27.59/31.99 USD.
Usage limits：Only the national United States data is taken; employee percentiles are not grades, and the 2023 historical industry averages are listed separately.
Three representative core tasks of this occupationFermatMind / 费马测试｜2026-10-18｜Editorial model estimation method
View original materials：Three representative core tasks of this occupation
- Model impact index for three equally weighted representative core tasks; not a measured share of working time or a job-loss probability. floor((0+25+25)/3+0.5)=17; fermatmind-ai-impact-v1; 2026-10-18.
- Anchors: 0 negligible; 25 preparation or record assistance; 50 substantial assistance; 75 most information output can be formed by AI with review; 100 almost all of the selected task can be done by AI and independently verified.
- Preparation｜Fixture and workpiece correspondence｜Check the locating fixture and material per the specified setup and record the readiness status. — 0/100; weight=1/3; welding-soldering-and-brazing-machine-setters-operators-and-tenders.display.responsibilities_block.02[0]
- Setup｜Machine configuration and trial run｜Set up under authorized training and the program and review the result; do not write a process on your own. — 25/100; weight=1/3; welding-soldering-and-brazing-machine-setters-operators-and-tenders.display.responsibilities_block.03[0]
- Running｜Operation tending and status observation｜Operate the machine or robot per guidance and observe gauges and the running process. — 25/100; weight=1/3; welding-soldering-and-brazing-machine-setters-operators-and-tenders.display.responsibilities_block.04[0]
Usage limits：Editorial ratings use the existing occupational responsibilities and AI task analysis on this page. They are not adoption rates, measured effects, job-disappearance or personal-unemployment probabilities, or official scores from Stanford or another external institution. No measured time weights or future robot deployment are assumed.
Occupational tasks; for combined pages applies to the named component occupationO*NET OnLine (U.S. DOL/ETA)｜United States｜Occupational profile
View original materials：Occupational tasks; for combined pages applies to the named component occupation
- The task table describes the work and its typical outputs.
Usage limits：Check duties and authorization for the actual workplace.
Fictional occupational recordFermatMind｜This page｜2026-11-10
- Use a fictional record to identify discrepancies and hand them off for review.
Usage limits：Paper exercise only.
O*NET® 31.0 Core Task StatementsU.S. Department of Labor, Employment and Training Administration｜United States｜O*NET 31.0｜Primary document
View original materials：O*NET® 31.0 Core Task Statements
Usage limits：Verbatim Core Task Statements excerpted from the O*NET® 31.0 Database, used under CC BY 4.0. U.S. occupational scope.
O*NET® database license · CC BY 4.0U.S. Department of Labor, Employment and Training Administration｜United States｜O*NET 31.0｜Primary document
View original materials：O*NET® database license · CC BY 4.0
Usage limits：Verbatim Core Task Statements excerpted from the O*NET® 31.0 Database, used under CC BY 4.0. U.S. occupational scope.

Insufficient evidence: no independent AI replacement rate for this occupation was obtained; the overall -8.9% projection is not treated as AI causality. Actual machines, processes, safety, and employer conditions are checked separately. Chinese work qualifications follow the task, with no automatic correspondence to the U.S. occupation code. The 2025 national quintiles and the 2023 historical industry averages are labeled by year separately. A piece-rate announcement does not represent the nation or a current opening, and the paper problem does not authorize equipment operation.

MBTI (English) · Big Five (English) · MBTI (Chinese) · Big Five (Chinese)

Is welding machine work worth continuing to experience?

What kind of people are more likely to suit machine setters, operators, and tenders?

In what situations should you choose machine setters, operators, and tenders carefully?

How can one small experiment show whether you suit machine setters, operators, and tenders?

Career profile

Process diagram of setup and changeover and of operation and tending

Setup and changeover：

Operation and tending：

What is the difference between setting up a machine and operating and tending it?

Core work

What should be asked when preparing for machine work?

Do the product and the work order correspond?

Do the program version and the fixture match?

Are the responsibilities for setup, running, and inspection clear?

To whom should a program or quantity mismatch be reported for confirmation?

Have the equipment area and personnel conditions been confirmed?

Can the completed quantity and inspection records point back to the batch?

Shop tasks and collaboration around welding machines

Basis and its actual scope of support

How to choose

AI assessment method and sources

Technical capability: whether output corresponds to the original input

Actual adoption: what a specific unit used

Employment outcome: what the precise overall projection is

Task impact matrix

Why do employment evidence sources reach different conclusions?

O*NET: Welding Machine Setters and Operators 51-4122.00

NIST AI RMF1.0 original document

BLS: Metal and Plastic Machine Workers outlook

BLS: 51-4122 precise employment and characteristics table

NIST AI RMF1.0 original document

Why are different work directions affected differently?

Setup and changeover

Operation and tending

Inspection handover

Once AI enters professional workflows, the chain of responsibility cannot break

Professional risks of using AI

Version mismatch

Category confusion

Control hallucination

Document leakage

Invented approval

How should different groups respond?

Explorer

Operating staff

Process, quality, and maintenance roles

Organization leaders

Common questions about AI and career development

Can a text tool be made to generate a robot control program that runs directly?

Is a welding robot generative AI?

Can enterprise operating records or drawings be uploaded?

Can a tool summary approve setup or resuming operation?

Is all the employment decline caused by AI?

Can U.S. machine data be used directly in China?

How can verifiable evidence be kept before the trial?

Employer quotes and statistical boundaries

National precise occupation wage gap

Two machine employer samples

Wuxin piece-rate period gap

Can the two jobs' piece-rate ranges be compared directly?

Manufacturing background and machine job pay

Manufacturing: production of metal products, machinery, and auto parts

The manufacturing statistical population and contracting costs

Manufacturing job duties and income continuity

Can AI explain machine job pay cuts?

May 2025 U.S. national annual wage distribution

How should statistical wages and individual pay be interpreted?

How is the historical annual wage calculated?

Does OEWS cover the self-employed?

Does a high percentile mean a senior wage?

What must be checked when comparing job quotes?

2023 annual average wages in the specified industries (historical)

What other individual work conditions must be checked?

Available paid work

Task scope and pay basis

Workplace and living arrangements

U.S. precise occupation size, change, and openings

2025–2035 employment · base-period headcount2025–2035 employment · base-period headcount

2025–2035 employment · growth projection2025–2035 employment · growth projection

2025–2035 employment · annual average openings2025–2035 employment · annual average openings

2025–2035 employment · base-period headcount

2025–2035 employment · growth projection

2025–2035 employment · annual average openings