| Medium Carbon Steel | AISI 1000 Series Steel | Low Carbon Steel |
| High Carbon Steel |
| AK Steel | ATI Allegheny Ludlum | EDRO |
| Hardwire, LLC | Latrobe Steel | Pacific Sintered Materials |
| SSAB Tunnplat AB | ThyssenKrupp | Trimay® Wear Plate Ltd |
| Universal Wire Works | Wingate Alloys |