815M17

  • %C 0.14-0.20
  • %Mn 0.60-0.90
  • %S 0.035 MAX
  • %P 0.035 MAX
  • %Si 0.10-0.35
  • %Cr 0.80-1.20
  • %Ni 1.20-1.70
  • %Mo 0.10-0.20

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