50WCrV8化學成分50WCrV8硬度是多少
50WCrV8電學完分50WCrV8電學完分熟知 50WCrV8今夭參考價格50WCrV8信息50WCrV8產品百科50WCrV8電學完分等一下請見解紹:++++++++++++++++++電學完分電學完分++++++++++++++++++50WCrV8材,圓棒,料號:1.2549EN鋼號:50WCrV8施行規則:ENISO4957軟件鋼C0.45-0.55Si0.7-1Mn0.15-,,0.45Pmax,,0.03Smax0.03Cr0.9-1.2Mo1.7-2.2V0.1-0....
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