2002 NAICS Definitions
331111 Iron and Steel Mills
This U.S. 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); and (6) making steel and forming tube and pipe.
Cross-References. Establishments primarily engaged in--
| Go to: | No change 1997 to 2002 | 2002 NAICS to 1987 SIC | 1997 Economic Census | Bridge Between 1997 NAICS and SIC |
| 2002 NAICS | 1997 NAICS | 1987 SIC | Corresponding Index Entries |
|---|---|---|---|
| 331111 | 331111 | 3312 | Armor plate made in iron and steel mills |
| 331111 | 331111 | 3312 | Axles, rolled or forged, made in iron and steel mills |
| 331111 | 331111 | 3312 | Balls, steel, made in iron and steel mills |
| 331111 | 331111 | 3312 | Bars, iron, made in iron and steel mills |
| 331111 | 331111 | 3312 | Bars, steel, made in iron and steel mills |
| 331111 | 331111 | 3312 | Billets, steel, made in iron and steel mills |
| 331111 | 331111 | 3312 | Blackplate made in iron and steel mills |
| 331111 | 331111 | 3312 | Blast furnaces |
| 331111 | 331111 | 3312 | Blooms, steel, made in iron and steel mills |
| 331111 | 331111 | 3312 | Car wheels, rolled steel, made in iron and steel mills |
| 331111 | 331111 | 3312 | Coke oven products made in iron and steel mills |
| 331111 | 331111 | 3312 | Direct reduction of iron ore |
| 331111 | 331111 | 3312 | Electrometallurgical steel manufacturing |
| 331111 | 331111 | 3312 | Fence posts, iron or steel, made in iron and steel mills |
| 331111 | 331111 | 3312 | Flakes, iron or steel, made in iron and steel mills |
| 331111 | 331111 | 3312 | Flats, iron or steel, made in iron and steel mills |
| 331111 | 331111 | 3312 | Forgings, iron or steel, made in iron and steel mills |
| 331111 | 331111 | 3312 | Frogs, iron or steel, made in iron and steel mills |
| 331111 | 331111 | 3312 | Galvanizing metals and metal formed products made in iron and steel mills |
| 331111 | 331111 | 3312 | Gun forgings made in iron and steel mills |
| 331111 | 331111 | 3312 | Hoops made in iron and steel mills |
| 331111 | 331111 | 3312 | Hoops, galvanized, made in iron and steel mills |
| 331111 | 331111 | 3312 | Hot-rolling iron or steel products in iron and steel mills |
| 331111 | 331111 | 3312 | Ingot made in iron and steel mills |
| 331111 | 331111 | 3399 | Iron ore recovery from open hearth slag |
| 331111 | 331111 | 3312 | Iron sinter made in iron and steel mills |
| 331111 | 331111 | 3312 | Iron, pig, manufacturing |
| 331111 | 331111 | 3312 | Mesh, wire, made in iron and steel mills |
| 331111 | 331111 | 3312 | Mini-mills, steel |
| 331111 | 331111 | 3312 | Nut rods, iron or steel, made in iron and steel mills |
| 331111 | 331111 | 3312 | Paste, iron or steel, made in iron and steel mills |
| 331111 | 331111 | 3312 | Pig iron manufacturing |
| 331111 | 331111 | 3312 | Pilings, iron or steel plain sheet, made in iron and steel mills |
| 331111 | 331111 | 3312 | Pipe, iron or steel, made in iron and steel mills |
| 331111 | 331111 | 3312 | Plate, iron or steel, made in iron and steel mills |
| 331111 | 331111 | 3312 | Powder, iron or steel, made in iron and steel mills |
| 331111 | 331111 | 3312 | Rail joints and fastenings made in iron and steel mills |
| 331111 | 331111 | 3312 | Railroad crossings, iron or steel, made in iron and steel mills |
| 331111 | 331111 | 3312 | Rails rerolled or renewed in iron and steel mills |
| 331111 | 331111 | 3312 | Rails, iron or steel, made in iron and steel mills |
| 331111 | 331111 | 3312 | Rods, iron or steel, made in iron and steel mills |
| 331111 | 331111 | 3312 | Rounds, tube, steel, made in iron and steel mills |
| 331111 | 331111 | 3312 | Sheet pilings, plain, iron or steel, made in iron and steel mills |
| 331111 | 331111 | 3312 | Sheets, steel, made in iron and steel mills |
| 331111 | 331111 | 3312 | Shell slugs, steel, made in iron and steel mills |
| 331111 | 331111 | 3312 | Skelp, iron or steel, made in iron and steel mills |
| 331111 | 331111 | 3312 | Slab, steel, made in iron and steel mills |
| 331111 | 331111 | 3312 | Spike rods made in iron and steel mills |
| 331111 | 331111 | 3312 | Sponge iron |
| 331111 | 331111 | 3312 | Stainless steel made in iron and steel mills |
| 331111 | 331111 | 3312 | Steel balls made in iron and steel mills |
| 331111 | 331111 | 3312 | Steel manufacturing |
| 331111 | 331111 | 3312 | Steel mill products (e.g., bar, plate, rod, sheet, structural shapes) manufacturi |
| 331111 | 331111 | 3312 | Steel mills |
| 331111 | 331111 | 3312 | Steel, from pig iron, manufacturing |
| 331111 | 331111 | 3312 | Strip, galvanized iron or steel, made in iron and steel mills |
| 331111 | 331111 | 3312 | Strip, iron or steel, made in iron and steel mills |
| 331111 | 331111 | 3312 | Structural shapes, iron or steel, made in iron and steel mills |
| 331111 | 331111 | 3312 | Superalloys, iron or steel, manufacturing |
| 331111 | 331111 | 3312 | Template, made in iron and steel mills, manufacturing |
| 331111 | 331111 | 3312 | Terneplate made in iron and steel mills |
| 331111 | 331111 | 3312 | Ternes, iron or steel, long or short, made in iron and steel mills |
| 331111 | 331111 | 3312 | Tie plates, iron or steel, made in iron and steel mills |
| 331111 | 331111 | 3312 | Tin-free steel made in iron and steel mills |
| 331111 | 331111 | 3312 | Tinplate made in iron and steel mills |
| 331111 | 331111 | 3312 | Tool steel made in iron and steel mills |
| 331111 | 331111 | 3312 | Tube rounds, iron or steel, made in iron and steel mills |
| 331111 | 331111 | 3312 | Tube, iron or steel, made in iron and steel mills |
| 331111 | 331111 | 3312 | Tubing, seamless steel, made in iron and steel mills |
| 331111 | 331111 | 3312 | Tubing, wrought iron or steel, made in iron and steel mills |
| 331111 | 331111 | 3312 | Well casings, iron or steel, made in iron and steel mills |
| 331111 | 331111 | 3312 | Wheels, car and locomotive, iron or steel, made in iron and steel mills |
| 331111 | 331111 | 3312 | Wire products, iron or steel, made in iron and steel mills |
| 331111 | 331111 | 3312 | Wrought iron or steel pipe and tubing made in iron and steel mills |
