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NAICS Code: 331
This is 331 in NAICS 2017 Codes, the information including code, title, description, index, cross references etc.
Down Level:
| Code | Title |
|---|---|
| 331 | Primary Metal Manufacturing |
| 3311 | Iron and Steel Mills and Ferroalloy Manufacturing |
| 33111 | Iron and Steel Mills and Ferroalloy Manufacturing |
| 331110 | Iron and Steel Mills and Ferroalloy Manufacturing |
| 3312 | Steel Product Manufacturing from Purchased Steel |
| 33121 | Iron and Steel Pipe and Tube Manufacturing from Purchased Steel |
| 331210 | Iron and Steel Pipe and Tube Manufacturing from Purchased Steel |
| 33122 | Rolling and Drawing of Purchased Steel |
| 331221 | Rolled Steel Shape Manufacturing |
| 331222 | Steel Wire Drawing |
| 3313 | Alumina and Aluminum Production and Processing |
| 33131 | Alumina and Aluminum Production and Processing |
| 331313 | Alumina Refining and Primary Aluminum Production |
| 331314 | Secondary Smelting and Alloying of Aluminum |
| 331315 | Aluminum Sheet, Plate, and Foil Manufacturing |
| 331318 | Other Aluminum Rolling, Drawing, and Extruding |
| 3314 | Nonferrous Metal (except Aluminum) Production and Processing |
| 33141 | Nonferrous Metal (except Aluminum) Smelting and Refining |
| 331410 | Nonferrous Metal (except Aluminum) Smelting and Refining |
| 33142 | Copper Rolling, Drawing, Extruding, and Alloying |
| 331420 | Copper Rolling, Drawing, Extruding, and Alloying |
| 33149 | Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, Extruding, and Alloying |
| 331491 | Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding |
| 331492 | Secondary Smelting, Refining, and Alloying of Nonferrous Metal (except Copper and Aluminum) |
| 3315 | Foundries |
| 33151 | Ferrous Metal Foundries |
| 331511 | Iron Foundries |
| 331512 | Steel Investment Foundries |
| 331513 | Steel Foundries (except Investment) |
| 33152 | Nonferrous Metal Foundries |
| 331523 | Nonferrous Metal Die-Casting Foundries |
| 331524 | Aluminum Foundries (except Die-Casting) |
| 331529 | Other Nonferrous Metal Foundries (except Die-Casting) |
