NAICS 331111 — Iron and Steel Mills and Ferroalloy Manufacturing 
BEA sector: Iron and steel mills and ferroalloy manufacturing
Activity: Armor plate made in iron and steel mills
Activity: Axles, rolled or forged, made in iron and steel mills
Activity: Balls, steel, made in iron and steel mills
Activity: Bars, concrete reinforcing (rebar) made in steel mills
Activity: Bars, iron, made in iron and steel mills
Activity: Bars, steel, made in iron and steel mills
Activity: Billets, steel, made in iron and steel mills
Activity: Blackplate made in iron and steel mills
Activity: Blast furnaces
Activity: Blooms, steel, made in iron and steel mills
Activity: Car wheels, rolled steel, made in iron and steel mills
Activity: Coke oven products made in iron and steel mills
Activity: Concrete reinforcing bar (rebar) made in iron and steel mills
Activity: Direct reduction of iron ore
Activity: Electrometallurgical steel manufacturing
Activity: Fence posts, iron or steel, made in iron and steel mills
Activity: Flakes, iron or steel, made in iron and steel mills
Activity: Flats, iron or steel, made in iron and steel mills
Activity: Forgings, iron or steel, made in iron and steel mills
Activity: Frogs, iron or steel, made in iron and steel mills
Activity: Galvanizing metals and metal formed products made in iron and steel mills
Activity: Gun forgings made in iron and steel mills
Activity: Hoops made in iron and steel mills
Activity: Hoops, galvanized, made in iron and steel mills
Activity: Hot-rolling iron or steel products in iron and steel mills
Activity: Ingot made in iron and steel mills
Activity: Iron ore recovery from open hearth slag
Activity: Iron sinter made in iron and steel mills
Activity: Iron, pig, manufacturing
Activity: Mesh, wire, made in iron and steel mills
Activity: Mini-mills, steel
Activity: Nut rods, iron or steel, made in iron and steel mills
Activity: Paste, iron or steel, made in iron and steel mills
Activity: Pig iron manufacturing
Activity: Pilings, iron or steel plain sheet, made in iron and steel mills
Activity: Pipe, iron or steel, made in iron and steel mills
Activity: Plate, iron or steel, made in iron and steel mills
Activity: Powder, iron or steel, made in iron and steel mills
Activity: Rail joints and fastenings made in iron and steel mills
Activity: Railroad crossings, iron or steel, made in iron and steel mills
Activity: Rails rerolled or renewed in iron and steel mills
Activity: Rails, iron or steel, made in iron and steel mills
Activity: Rods, iron or steel, made in iron and steel mills
Activity: Rounds, tube, steel, made in iron and steel mills
Activity: Sheet pilings, plain, iron or steel, made in iron and steel mills
Activity: Sheets, steel, made in iron and steel mills
Activity: Shell slugs, steel, made in iron and steel mills
Activity: Skelp, iron or steel, made in iron and steel mills
Activity: Slab, steel, made in iron and steel mills
Activity: Spike rods made in iron and steel mills
Activity: Sponge iron
Activity: Stainless steel made in iron and steel mills
Activity: Steel balls made in iron and steel mills
Activity: Steel manufacturing