| AISI 4000 Series Steel | Low Alloy Steel | Medium Alloy Steel |
| AISI 8000 Series Steel | AISI 5000 Series Steel | AISI 6000 Series Steel |
| AISI 9000 Series Steel |
| Bohler-Uddeholm | EDRO | FloMet LLC |
| Latrobe Steel | MetalTek | Pacific Sintered Materials |
| PSM Industries | QuesTek® Innovations | SSAB Tunnplat AB |
| ThyssenKrupp | Trimay® Wear Plate Ltd | Wingate Alloys |