| 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 |
| ArcelorMittal | Assab Steels | ATI Allvac |
| Bisalloy Steels | Bohler-Uddeholm | Crucible Steel |
| FloMet LLC | Kinetics, Inc. | Niagara LaSalle |
| PSM Industries | ThyssenKrupp | Trimay® Wear Plate Ltd |