1.2344化學成分1.2344硬度是多少
1.2344電生物學精分知曉1.2344今天價格多少1.2344咨訊1.2344廠品詳細資料1.2344電生物學精分等請見了解:++++++++++++++++++電生物學精分電生物學精分++++++++++++++++++1.2344資料號:1.2344EN鋼種:X40CrMoV5-1實施規范:ENISO4957設備鋼◎電生物學精分:C,熱進行處理,0.35-0.42Si0.8-1.2Mn0.25-0.5Pmax0.03Smax0.02Cr4.8,,-5.5Mo1.2-1.5V0.85-1.15抗拉強度HB...
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