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)量于箩、試驗(yàn)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 |