40Cr焊接用焊絲焊條廠家電話

化學成分

  C:0.37~0.44 [1]

  Si:0.17~0.37

  Mn:0.50~0.80

  Cr:0.80~1.10

  Ni:≤0.030

  P:≤0.030

  S:≤0.030

  Cu:≤0.030

  Mo:≤0.10

化學成分

  C:0.37~0.44 [1]

  Si:0.17~0.37

  Mn:0.50~0.80

  Cr:0.80~1.10

  Ni:≤0.030

  P:≤0.030

  S:≤0.030

  Cu:≤0.030

  Mo:≤0.10