Cold rolling working roll with anti-rollar mark and high-wearing resistance and manufacturing method thereof

Cold rolling working roll with anti-rollar mark and high-wearing resistance and manufacturing method thereof

  • CN 101,481,776 A
  • Filed: 02/13/2009
  • Published: 07/15/2009
  • Est. Priority Date: 02/13/2009
  • Status: Active Application
First Claim
Patent Images

1. [claim 1]a kind of cold roll with anti-roll marks and high-wearing feature, chemical composition in its material and content are:

  • C;

    0.85wt%~

    1.10wt%;

    Si;

    0.6wt%~

    1.0wt%;

    Mn;

    0.20wt%~

    0.8wt%;

    Cr;

    5.5wt%~

    7.5wt%;

    Mo;

    0.30wt%~

    0.8wt%;

    V;

    0.1wt%~

    0.3wt%;

    Ni≤

    0.4wt%;

    P≤

    0.020wt%;

    S≤

    0.015wt%;

    All the other are Fe and unavoidable impurities.

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