Iron and steel mills and ferroalloy manufacturing
NAICS Code: 331100
BLS projects Iron and steel mills and ferroalloy manufacturing to grow +1.5% through 2034 - 0.9 points slower than the 2.4% average across 291 U.S. industries, faster-growing than 40% of them. Its trajectory is close to the typical U.S. industry.
Where Iron and steel mills and ferroalloy manufacturing sits among all industries
Projected 2024-2034 growth across 291 U.S. industries (BLS). This industry is marked in rose.
Where Iron and steel mills and ferroalloy manufacturing sits by projected growth
Projected employment change across tracked industries
1.5% Top 60% higher than 40% of 291 industries
Industries, banded by projected growth
Each bar is a band; taller bars hold more industries. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Source BLS Employment Projections · 2026-05-15
Steady-state read
Signature: 37.6% mean employer AI exposure across 12 tracked public companies .
Employment change is near the industry median, yet the sector has a large tracked public-company set - the grade mix below is the more distinctive signal on this page.
NAICS 331100 · 85,600 workers (2024, ×1k) · source BLS Employment Projections 2024-2034. Employer AI grades are occupation-weighted scores from our SEC cohort, not automation predictions for every establishment in Iron and steel mills and ferroalloy manufacturing.
Public companies near this industry
SEC industry labels matching tokens from Iron and steel mills and ferroalloy manufacturing. 12 companies scored · mean AI exposure 37.6%.
| Company | AI grade |
|---|---|
| ArcelorMittal | B |
| Ati Inc | B |
| Carpenter Technology Corp | B |
| COMMERCIAL METALS Co | B |
| Gerdau S.a. | B |
| GRUPO SIMEC, S.A.B. de C.V. | B |
| Nucor Corp | B |
| Posco Holdings Inc. | B |
Grades are occupation-weighted AI exposure from our employer corpus - not a claim that every establishment in Iron and steel mills and ferroalloy manufacturing shares the same risk. Source: SEC company metadata + O*NET-weighted scores · as of 2026-05-15.
Peer Industries by Employment
How Iron and steel mills and ferroalloy manufacturing (NAICS 331100) compares to industries of similar size, ordered by 2024 BLS employment.
| Industry | 2024 | Growth |
|---|---|---|
| Textile mills | 86,600 | -9.5% |
| Iron and steel mills and ferroalloy manufacturing | 85,600 | +1.5% |
| Business schools and computer and management training; private | 85,500 | +9.9% |
| Pulp, paper, and paperboard mills | 84,700 | -13.1% |
| Apparel manufacturing | 84,500 | -30.4% |
| Communications equipment manufacturing | 83,000 | -6.6% |
Peers are selected by similarity in 2024 employment. Figures in thousands. Source: BLS Employment Projections 2024-2034.
Frequently Asked Questions
How many people work in Iron and steel mills and ferroalloy manufacturing?
As of 2024, the Iron and steel mills and ferroalloy manufacturing industry employs approximately 85,600 workers in the United States, according to BLS Employment Projections data.
Is Iron and steel mills and ferroalloy manufacturing growing or declining?
The Iron and steel mills and ferroalloy manufacturing industry is projected to grow by 1.5% from 2024 to 2034, a net change of +1,300 jobs over the decade.
Which public companies sit near Iron and steel mills and ferroalloy manufacturing?
12 tracked public companies whose SEC industry label matches Iron and steel mills and ferroalloy manufacturing. Sample names include ArcelorMittal, Ati Inc, Carpenter Technology Corp. Grades are occupation-weighted AI exposure scores, not company-specific automation forecasts.
How will AI affect the Iron and steel mills and ferroalloy manufacturing industry?
Among 12 tracked public companies tied to this industry's sector, the mean occupation-weighted AI exposure score is 37.6% (most common grade B). That is a staffing-pattern signal from our employer corpus, not a forecast for every firm in Iron and steel mills and ferroalloy manufacturing. Pair it with occupation-level AI exposure scores for role-specific risk.
Where to look next
What to do with this
Use Iron and steel mills and ferroalloy manufacturing's employment and exposure numbers above to look up individual employers and occupations, not just the industry aggregate.
- See how public employers in this and other industries rank nationwide by AI displacement risk. Employer AI risk rankings
- Browse individual occupations to see exposure and wage detail below the industry level. Browse all occupations
- Compare this industry's outlook against a specific occupation or employer using the interactive tool. Workforce comparison tool
Industry-level figures are aggregates; individual employer and occupation outcomes vary.
Source: Bureau of Labor Statistics Employment Projections 2024-2034; SEC employer metadata for AI grades Employment figures in thousands. Employer grades are occupation-weighted exposure scores, not firm automation forecasts