Steel material for structures having excellent weather resistance and steel structure

Steel material for structures having excellent weather resistance and steel structure

  • CN 102,575,327 A
  • Filed: 09/28/2010
  • Published: 07/11/2012
  • Est. Priority Date: 09/30/2009
  • Status: Active Application
First Claim
Patent Images

1. structural steel, in quality %, contain following composition:

  • 0.020%



    C<

    0.140%



    0.05%



    S≤

    2.00%



    0.20%



    Mn≤

    2.00%



    0.005%



    P≤

    0.030%



    0.0001%



    S≤

    0.0200%



    0.001%



    Al≤

    0.100%



    0.10%



    Cu≤

    1.00%



    0.10%



    Ni<

    0.65%



    0.05%



    W≤

    1.00%



    Also contain a kind or 2 kinds in the following composition;

    0.005%



    Nb≤

    0.200%



    0.005%



    Sn≤

    0.200%



    Surplus is iron and unavoidable impurities.

View all claims
    ×
    ×

    Thank you for your feedback

    ×
    ×