Who Earns What

How much does a heat treating operator make?

US Heat Treating Equipment Setters, Operators, and Tenders, Metal and Plastic
$48,750

a year · about $23 an hour

A typical heat treating operator in the United States makes $48,750 a year, about $23 an hour, about the same as a typical US worker (median, May 2025, US Bureau of Labor Statistics).

What do they do?

An operator checks the work order, loads metal parts into a furnace, and sets the heat and timing while watching gauges. After the cycle, they cool the parts in water or oil, test hardness, and record the results.

Did you know? Operators may use the color of metal inside a furnace, along with gauges, to help decide how to set the heat.

Is that a lot?

Compared with jobs you know
This job$48,750
Typical worker$50,980
Elementary teacher$63,970
Doctor$244,180
Cashier$32,880

If 100 people had this job

Most earn between $35,180 and $66,350
46 of 100
not many

How do you become one?

In the United States, a high school diploma or GED is a usual starting point, followed by on-the-job training. A registered “Heat Treater I” apprenticeship is another route; training can range from a few days to a year.

School needed: High school plus some training

Good for people who like building and doing and keeping things organized

Why does pay differ?

In the United States, pay can differ with experience, in-demand skills, or useful certificates. It also varies by employer or industry and location; more complex tasks or greater responsibility may bring higher pay.

Where does it pay most?

Highest in Tennessee ($54,930), lowest in Texas ($41,690).

See every state
Whole US$48,750
Tennessee$54,930
Ohio$52,880
Michigan$50,560
California$50,150
Pennsylvania$48,800
Indiana$46,860
Illinois$45,340
Texas$41,690

Top 5 and bottom 3 states, typical (median) yearly pay.

Jobs like this

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Who earns more?
Data table and sources
Heat treating operator pay in the United States (May 2025, median and spread) — Data: US BLS OEWS, May 2025
Lower earner (10th from bottom)Typical person (median)Higher earner (10th from top)People in this job
$35,180$48,750$66,350about 14,000
States where heat treating operators earn the most (median, May 2025)
StateTypical person (median)People in this job
Tennessee$54,930about 670
Ohio$52,880about 1,000
Michigan$50,560about 1,000
California$50,150about 770
Pennsylvania$48,800about 2,000

Official definition: Set up, operate, or tend heating equipment, such as heat-treating furnaces, flame-hardening machines, induction machines, soaking pits, or vacuum equipment to temper, harden, anneal, or heat treat metal or plastic objects.

Source: US Bureau of Labor Statistics, OEWS May 2025 (bls.gov); descriptions and related jobs from O*NET 31.0. Figures as of May 2025, full-time yearly pay (hourly × 2,080 hours). bls.gov/oes · O*NET OnLine

Pages used for the text

Data: US BLS OEWS, May 2025 · 1 USD = 150 JPY