牌號 | C 15 |
---|---|
對應標準 | UNI 8550-1984
表面硬化用鍛造非合金和合金鋼成品—質量、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 |
標簽 | 碳鋼 |
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