1.2355材質單1.2355應力消除
1.2355板材單要了解1.2355今早報價為1.2355咨詢1.2355食品百度百科1.2355生物學完分等情況請見解紹:++++++++++++++++++板材單生物學完分++++++++++++++++++1.2355建材號:1.2355EN類型:50CrM,,oV13-15運行要求:ENISO4957工具軟件鋼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超過是相應的1....
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