| 牌號 | 40X9C2 |
| 舊牌號 | |
| 對應(yīng)標(biāo)準(zhǔn) | GOST 5632-1972
高合金鋼和耐蝕耐高溫合金等級 High-alloy Steels And Corrosion-proof, Heat-resisting And High-temperature Alloys Grades |
| 歸類 | 馬氏體不銹鋼 |
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