Browse Our Lists of Businesses by SIC Code and State.

          4-Digit SIC Codes

 Choose a business type to further refine your search of Primary metal industries.

[3312] Steel Works, Blast Furnaces (Including Coke Ovens), and Rolling Mills

SIC Code: 3312

[3313] Electrometallurgical Products, Except Steel

SIC Code: 3313

[3315] Steel Wiredrawing and Steel Nails and Spikes

SIC Code: 3315

[3316] Cold-Rolled Steel Sheet, Strip, and Bars

SIC Code: 3316

[3317] Steel Pipe and Tubes

SIC Code: 3317

[3321] Gray and Ductile Iron Foundries

SIC Code: 3321

[3322] Malleable Iron Foundries

SIC Code: 3322

[3324] Steel Investment Foundries

SIC Code: 3324

[3325] Steel Foundries, NEC

SIC Code: 3325

[3331] Primary Smelting and Refining of Copper

SIC Code: 3331

[3334] Primary Production of Aluminum

SIC Code: 3334

[3339] Primary Smelting and Refining of Nonferrous Metals, Except Copper and Aluminum

SIC Code: 3339

[3341] Secondary Smelting and Refining of Nonferrous Metals

SIC Code: 3341

[3351] Rolling, Drawing, and Extruding of Copper

SIC Code: 3351

[3353] Aluminum Sheet, Plate, and Foil

SIC Code: 3353

[3354] Aluminum Extruded Products

SIC Code: 3354

[3355] Aluminum Rolling and Drawing, NEC

SIC Code: 3355

[3356] Rolling, Drawing, and Extruding of Nonferrous Metals, Except Copper and Aluminum

SIC Code: 3356

[3357] Drawing and Insulating of Nonferrous Wire

SIC Code: 3357

[3363] Aluminum Die-Castings

SIC Code: 3363

[3364] Nonferrous Die-Castings, Except Aluminum

SIC Code: 3364

[3365] Aluminum Foundries

SIC Code: 3365

[3366] Copper Foundries

SIC Code: 3366

[3369] Nonferrous Foundries, Except Aluminum and Copper

SIC Code: 3369

[3398] Metal Heat Treating

SIC Code: 3398

[3399] Primary Metal Products, NEC

SIC Code: 3399