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W6Mo5Cr4V2属高速工具钢,碳化物细小均匀、韧性高、热塑性好。该钢的韧性、耐磨性、热塑性优于W18Cr4V钢,因此是代替W18Cr4V钢的主要牌号。用于制造高精度、高效率、高寿命的模具。
牌号:W6Mo5Cr4V2;(化学成分%:)
锰 Mn:0.15~0.40(允许偏差:+0.04)硫 S :≤0.030
磷 P :≤0.030
铬 Cr:3.80~4.40(允许偏差:±0.05)
镍 Ni:允许残余含量≤0.30
钒 V :1.75~2.20(允许偏差:±0.05)
钼 Mo:4.50~5.50(允许偏差:尺寸≤6,±0.05;尺寸>6,±0.10)
钨 W :5.50~6.75(允许偏差:尺寸≤10,±0.10;尺寸>10,±0.20)
注:根据供需双方协议,V的含量可为1.60~2.20
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