(1)高速工具钢的化学成分(表2-144)表2-144高速工具钢的化学成分牌号化学成分/%碳钨钼铬钒W18Cr4VW18Cr4VCo5W18Cr4V2Co8W12Cr4V5Co5W6Mo5Cr4V2CW6Mo5Cr4V2W6Mo5Cr4V3CW6Mo5Cr4V30.70~0.800.70~0.800.75~0.851.50~1.600.80~0.900.95~1.051.0~1.11.15~1.2517.5~19.017.5~ (共 4200 字) [阅读本文] >>
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