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Zn-coated stainless steel welded pipe

  • US 4,885,215 A
  • Filed: 09/29/1987
  • Issued: 12/05/1989
  • Est. Priority Date: 10/01/1986
  • Status: Expired due to Fees
First Claim
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1. A welded stainless steel pipe for automotive conduits prepared byproviding a stainless steel sheet comprising a stainless steel substrate having a Vickers hardness of up to 220, and at least one coating layer formed on one surface of the steel substrate from at least one member selected from the group consisting of zinc and zinc alloys to a thickness of 0.1 to 50 μ

  • m,roll forming the stainless steel sheet such that the coated surface faces outside, andwelding the roll formed stainless steel sheet along its mating edges to produce the welded pipe.

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