| Medium Carbon Steel | AISI 1000 Series Steel | Low Carbon Steel |
| High Carbon Steel |
| AK Steel | Assab Steels | Crucible Steel |
| EDRO | Hardwire, LLC | Niagara LaSalle |
| PSM Industries | SSAB Tunnplat AB | ThyssenKrupp |
| Trimay® Wear Plate Ltd | Universal Wire Works | Wingate Alloys |