Martensitic stainless steel with excellent non-rusting property for disk brake

Martensitic stainless steel with excellent non-rusting property for disk brake

  • CN 101,321,886 A
  • Filed: 04/24/2007
  • Published: 12/10/2008
  • Est. Priority Date: 05/01/2006
  • Status: Active Application
First Claim
Patent Images

1. the disc brake martensitic stainless steel of resistance to rust excellence, it is characterized in that, it contains C:

  • 0.01%~

    0.10% in quality %, Si;

    0.05%~

    2%, Mn;

    0.2%~

    2.0%, below the S;

    0.01%, N;

    0.005%~

    0.025%, Cr;

    10%~

    14%, Ni;

    0.02%~

    2%, Al;

    0.001%~

    0.1%, below the V;

    0.5%, C+N;

    0.06%~

    0.1%, and contain 0.05%~

    0.5% P in total amount, As, Sb, among the Bi more than a kind or 2 kinds, and contain remainder Fe and unavoidable impurities, and the γ

    p shown in following (formula

         1) is more than 80, γ

    p=420[%C]+470[%N]+23[%Ni]+9[%Cu]+7[%Mn]-11.5[%Cr]-11.5[%Si]-52[%Al]-12[%Mo]-23[%V]-47[%Nb]+189 (formulas

         1).

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