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STEEL SHEET COMPRISING A SACRIFICIAL CATHODIC PROTECTION COATING AND PROCESS FOR MANUFACTURING AN ARTICLE STARTING FROM SAID STEEL SHEET
STEEL SHEET COMPRISING A SACRIFICIAL CATHODIC PROTECTION COATING AND PROCESS FOR MANUFACTURING AN ARTICLE STARTING FROM SAID STEEL SHEET
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机译:包括专用阴极保护涂层的钢板和制造从所述钢板开始的制品的过程
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摘要
This invention relates to a steel sheet provided with a sacrificial cathodic protection layer comprising from 5 to 50% zinc by weight, from 0.1 to 15% silicon by weight and optionally up to 10% magnesium by weight and up to 0.3% by weight, in cumulative content, of additional elements, and also comprising a protection elements to be selected from among tin in a percentage by weight between 0.1 and 5%, indium in a percentage by weight between 0.01 and 0.5% and combinations thereof, the balance consisting of aluminum and residual elements or unavoidable impurities. The invention further relates to a method for the fabrication of parts by hot or cold stamping and the parts that can be thereby obtained.
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