| 33 |
Primary Metal Industries |
|
331 |
Blast Furnace and Basic Steel
Products |
|
|
3312 |
Blast furnaces and steel mills |
|
|
3313 |
Electrometallurgical products |
|
|
3315 |
Steel wire and related products |
|
|
3316 |
Cold finishing of steel shapes |
|
|
3317 |
Steel pipe and tubes |
|
332 |
Iron and Steel Foundries |
|
|
3321 |
Gray and ductile iron foundries |
|
|
3322 |
Malleable iron foundries |
|
|
3324 |
Steel investment foundries |
|
|
3325 |
Steel foundries, nec |
|
333 |
Primary Nonferrous Metals |
|
|
3331 |
Primary copper |
|
|
3334 |
Primary aluminum |
|
|
3339 |
Primary nonferrous metals, nec |
|
334 |
Secondary Nonferrous Metals |
|
|
3341 |
Secondary nonferrous metals |
|
|
335 |
Nonferrous Rolling and Drawing |
|
|
3351 |
Copper rolling & drawing |
|
|
3353 |
Aluminum sheet, plate, and foil |
|
|
3354 |
Aluminum extruded products |
|
|
3355 |
Aluminum rolling & drawing, nec |
|
|
3356 |
Nonferrous rolling & drawing, nec |
|
|
3357 |
Nonferrous wiredrawing & insulating |
|
336 |
Nonferrous Foundries (castings) |
|
|
3363 |
Aluminum die-castings |
|
|
3364 |
Nonferrous die-casting exc. aluminum |
|
|
3365 |
Aluminum foundries |
|
|
3366 |
Copper foundries |
|
|
3369 |
Nonferrous foundries, nec |
|
339 |
Miscellaneous Primary Metal
Products |
|
|
3398 |
Metal heat treating |
|
|
3399 |
Primary metal products, nec |
