P20(T51620)模具鋼,P20(T51620),圓棒,板材,可切割毛料,洗磨精光板
P20(T51620)模具鋼(13524351833)
牌號:P20/T51620
標準:ASTM A681-08
化學成分:
碳 C:0.28~0.40
錳 Mn:0.60~1.00
磷 P:≤0.030
硫 S:≤0.030
硅Si:0.20~0.80
鉻Cr:1.40~2.00
釩V:~
鎢 W:~
鉬 Mo:0.30~0.55



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