NAICS 331110: Iron and Steel Mills and Ferroalloy Manufacturing
This industry comprises establishments primarily engaged in one or more of the following: (1) direct reduction of iron ore; (2) manufacturing pig iron in molten or solid form; (3) converting pig iron into steel; (4) making steel; (5) making steel and manufacturing shapes (e.g., bar, plate, rod, sheet, strip, wire); (6) making steel and forming pipe and tube; and (7) manufacturing electrometallurgical ferroalloys.
- NAICS code
- 331110
- Title
- Iron and Steel Mills and Ferroalloy Manufacturing
- Sector
- 31-33 Manufacturing
- Subsector
- 331 Primary Metal Manufacturing
- Industry group
- 3311 Iron and Steel Mills and Ferroalloy Manufacturing
- SBA size standard
- 1,500 employees
- Open bids on BidRover
- 0
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Browse all open bidsFrequently asked questions
What is NAICS code 331110?
NAICS 331110 is "Iron and Steel Mills and Ferroalloy Manufacturing" in the 2022 North American Industry Classification System, in sector 31-33 (Manufacturing). This industry comprises establishments primarily engaged in one or more of the following: (1) direct reduction of iron ore; (2) manufacturing pig iron in molten or solid form; (3) converting pig iron into steel; (4) making steel; (5) making steel and manufacturing shapes (e.g., bar, plate, rod, sheet, strip, wire); (6) making steel and forming pipe and tube; and (7) manufacturing electrometallurgical ferroalloys.
What is the SBA size standard for NAICS 331110?
A business is small under NAICS 331110 at or below 1,500 employees, including affiliates (13 CFR 121.201). Confirm the standard named in each solicitation.
How many government bids are open under NAICS 331110?
No open bid in BidRover cites NAICS 331110 right now. Many state and local notices do not list a NAICS code, so a keyword alert for this work catches more of them.
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Title and definition: U.S. Census Bureau, North American Industry Classification System (NAICS), 2022. Size standard: U.S. Small Business Administration, Small Business Size Standards, 13 CFR 121.201 (eCFR text as of Oct 21, 2026). Bid counts come from official public sources and refresh every hour; confirm the code and size standard in each solicitation.