牌號 | C 15 |
---|---|
對應(yīng)標(biāo)準(zhǔn) | UNI 8550-1984
表面硬化用鍛造非合金和合金鋼成品—質(zhì)量、試驗要求 Specification Unalloyed and Alloyed Steel Finished Products, Open Die and Drop Forged, for Case Hardening - Qualities, Requirements and Tests |
歸類 | 碳鋼 |
標(biāo)簽 | 碳鋼 |
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