1.2549材質單1.2549用途
1.2549金屬原料單了解1.2549今回報價為1.2549資訊新聞1.2549物品筒介1.2549電藥劑學精分一系列請見簡單介紹:++++++++++++++++++金屬原料單電藥劑學精分++++++++++++++++++1.2549材質號:1.2549EN類型:50WCrV8執行命令原則:ENISO4957工貝鋼C0.45-0.55Si0.7-1,圓棒,Mn0.15-0.45,電藥劑學精分,Pmax?0.03Smax?0.03Cr0.9-1.2Mo1.7-2.2V0.1-0.2密度HB:229上面是有關1...
查看更多