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NAICS Code: 331

This is 331 in NAICS 2017 Codes, the information including code, title, description, index, cross references etc.

No: 607
Code: 331
Title: Primary Metal Manufacturing
Up Level: 331

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)

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