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| 常用名称 | GB | ISO | AISI/ASTM | DIN | EN | JIS |
| 碳素工具钢 | T13 | C140E3U | SK1，SK2 | |||
| 碳素工具钢 | T12 | TC120 | T72301(W1A-11) | C120E3U | SK2 | |
| 碳素工具钢 | T11 | TC105 | T72301(W1A-10) | C105W1 | C105E2U | SK3，SK4 |
| 碳素工具钢 | T10 | TC105 | T72301(W1A-9) | C105W1 | C105E2U | SK3，SK4 |
| 碳素工具钢 | T9 | TC90 | T72301(W1A-9) | C90E2U | SK4，SK5 | |
| 碳素工具钢 | T8Mn | T72301(W1A-8) | C85W | Y75 | SK5 | |
| 碳素工具钢 | T8 | TC80 | T72301(W1A-8) | C80W1 | C80E2U | SK5，SK6 |
| 碳素工具钢 | T7 | TC70 | C70W2 | C70E2U | SK7 |
