| Medium Carbon Steel | AISI 1000 Series Steel | Low Carbon Steel |
| High Carbon Steel |
| AK Steel | ATI Allegheny Ludlum | ATI Allvac |
| Eagle Brass Company | EDRO | Groupe Arcelor |
| Hardwire, LLC | Latrobe Steel | Osprey Metals, Ltd. |
| PSM Industries | SSAB Tunnplat AB | Trimay® Wear Plate Ltd |