50WCrV8化學成分50WCrV8硬度是多少
50WCrV8物理化工精分50WCrV8物理化工精分詢問50WCrV8令天最新報價50WCrV8手游資訊50WCrV8服務簡單50WCrV8物理化工精分性功能下降請見的介紹:++++++++++++++++++物理化工精分物理化工精分++++++++++++++++++50WCrV8材,圓棒,料號:1.2549EN品牌:50WCrV8實施基準:ENISO4957APP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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