| 331529 |
Nonferrous metals (except aluminum) foundries (except die-casting) |
| 331529 |
Nonferrous metals (except aluminum) unfinished castings (except die-castings) manufacturing |
| 331529 |
Permanent mold castings, nonferrous metal (except aluminum), unfinished, manufacturing |
| 331529 |
Sand castings, nonferrous metals (except aluminum), unfinished, manufacturing |
| 331529 |
Ship and boat propellers, cast brass, bronze and copper (except die-casting), unfinished, manufacturing |
| 331529 |
Titanium castings (except die-castings), unfinished, manufacturing |
| 331529 |
White metal castings (except die-castings), unfinished, manufacturing |
| 331529 |
Zinc castings (except die-castings), unfinished, manufacturing |
| 332111 |
Cold forgings made from purchased iron or steel, unfinished |
| 332111 |
Drop forgings made from purchased iron or steel, unfinished |