NAICS Codes

423510 - Metal Service Center & Other Metals Merchant Wholesales
331111 - Iron & Steel Mills
331210 - Iron & Steel Pipe & Tube Mfg
331312 - Primary Aluminum Production
331315 - Aluminum Sheet, Plate, & Foil Mfg
331316 - Aluminum Extruded Product Mfg
331421 - Copper Rolling, Drawing & Extrusion
332996 - Fabricated Pipe & Pipe Fitting Mfg
332999 - All Other Misc. Fabricated Metal Part Mfg
339999 - All Other Misc. Mfg