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| C≤ | Si≤ | Mn≤ | P≤ | S≤ | Cr≥ | Ni≥ | Mo≥ | Cu≤ |
| 0.06-0.12 | 0.80 | 0.70 | 0.025 | 0.015 | 20.0-23.0 | 35.0-40.0 | 2.00-2.50 | |
| ÆäËû | N≤ | Al≤ | Ti≤ | Fe≤ | Ce≤ | V≤ | W≤ | Nb≤ |
| 0.20-0.60 | 0.70-1.20 | ÓàÁ¿ | 0.05 | 1.40-1.80 |