Alloyed hot-dip galvanized steel plate

Alloyed hot-dip galvanized steel plate

  • CN 1,096,060 A
  • Filed: 03/04/1994
  • Published: 12/07/1994
  • Est. Priority Date: 03/04/1993
  • Status: Abandoned Application
First Claim
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1. , a kind of alloyed hot-dip galvanized steel plate with good press working and anti-coating separability, wherein the alloyed hot-dip zinc-coated coating that forms at surface of steel plate contains the Fe below about 12% (weight) more than about 9% (weight), the following Al of above about 1.5% (weight) of about 0.3% (weight), with the following Pb of about 0.1% (weight), this steel plate contains the following C of about 0.0015% (weight), the Si that about 0.1% (weight) is following, the Mn that about 0.03% (weight) is above and about 0.3% (weight) is following, the Al that about 0.01% (weight) is above and about 0.1% (weight) is following, the P that about 0.01% (weight) is following, the S that about 0.005% (weight) is following, the O that about 0.005% (weight) is following, the N that about 0.005 (weight) is following, with following Ti or the following Nb of about 0.03% (weight) of at least a about 0.03% (weight), its scope is C/12≤

  • Ti */ 48+Nb/93≤

    C/2, the thickness of this coating is about 25g/m 2More than about 70g/m 2Below, in the formula;

    when Ti-(48N/14+48S/32) 〉

    =0, Ti *Be Ti-(48N/14+48S/32), when Ti-(48N/14+48S/32)<

    0, Ti *Be 0.

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