| Alloy category | Examples |
| Stainless steels | 3xx Austenitic, 4xx series hardenable, Duplex stainless, etc. |
| Carbon steels | 10xx series, 11xx series, 12xx series, 15xx series, |
| High alloy steel | 13xx through 97xx series |
| Tool steels | W series, S series, O series, A series, D series, H series. |
| Nickel based alloy | Hastalloys, Monel, Inconels. |