1.2355材質單1.2355應力消除
1.2355原涂料原料單熟知 1.2355下面價錢1.2355最新資訊1.2355貨品簡紹1.2355有機化學反應因素等一等請見說:++++++++++++++++++原涂料原料單有機化學反應因素++++++++++++++++++1.2355涂料號:1.2355EN鋼種:50CrM,,oV13-15施行規范:ENISO4957交通工具鋼C0.45-0.55Si0.2-0.8Mn0.5-0.9Pmax0.03Smax0.02Cr3-3.5Mo1,,.3-1.7V0.1,,5-0.35對抗強度HB:248以上內容是想關1....
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