| Precipitation Hardening Stainless | T 300 Series Stainless Steel | T 400 Series Stainless Steel |
| Cast Stainless Steel | T 600 Series Stainless Steel | T S10000 Series Stainless Steel |
| Ametek | Carlson | EDRO |
| Garlock Rubber Technologies | Groupe Arcelor | Kennametal Stellite |
| Misumi | Osprey Metals, Ltd. | Pacific Sintered Materials |
| PSM Industries | Pyramid Stainless Steel Ind Co Ltd |