| Medium Carbon Steel | AISI 1000 Series Steel | Low Carbon Steel |
| High Carbon Steel |
| Assab Steels | ATI Allegheny Ludlum | ATI Allvac |
| Bisalloy Steels | Carpenter Technology Corporation (Cartech) | EDRO |
| Latrobe Steel | Niagara LaSalle | PSM Industries |
| Trimay® Wear Plate Ltd | Wingate Alloys |