HPM75無磁鋼化學成分

碳 C :0.65~0.75%

  硅 Si:0.80%

  錳 Mn:14.50~16.00%

  硫 S :≤0.030%

  磷 P :≤0.030%

  鉻 Cr:2.00~2.50%

  鉬 Mo:0.50~0.80%

  鎢 W :0.50~0.80%

  釩 V :1.50~2.00%

  鋁 Al:2.70~3.30%