| Medium Carbon Steel | AISI 1000 Series Steel | Low Carbon Steel |
| High Carbon Steel |
| Assab Steels | ATI Allegheny Ludlum | ATI Allvac |
| Carpenter Technology Corporation (Cartech) | Eagle Brass Company | EDRO |
| Hardwire, LLC | Niagara LaSalle | Osprey Metals, Ltd. |
| PSM Industries | Wingate Alloys |