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1.发明授权公开(公告)号：US10676804B2
公开(公告)日：2020-06-09
申请号：US15314457
申请日：2015-05-28
Applicant: ArcelorMittal
Inventor： Christian Allely , Jacques Petitjean
Abstract: A steel sheet is provided with a coating providing sacrificial cathodic protection. The coating includes between 1 and 40% by weight zinc, between 0.01 and 0.4% by weight lanthanum, optionally up to 10% by weight magnesium, optionally up to 15% by weight silicon, and optionally up to 0.3% by weight, in cumulative amounts, of additional components, the remainder includes aluminum and unavoidable impurities or residual elements. A method of producing parts by hot or cold swaging and the parts which can be obtained in this way are also provided.
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