发明名称 STEEL SHEET FOR HOT PRESSING AND METHOD OF MANUFACTURING HOT-PRESSED PART USING STEEL SHEET FOR HOT PRESSING
摘要 In order to provide a steel sheet for hot pressing from which a hot-pressed part excellent in perforation corrosion resistance is obtainable and a method of manufacturing a hot-pressed part using the steel sheet for hot pressing, provided is a steel sheet for hot pressing having, sequentially on a surface of a base steel sheet: a plating layer I containing 60% by mass or more of Ni and the remainder consisting of Zn and inevitable impurities, a coating mass thereof being 0.01 to 5 g/m2; and a plating layer II containing 10 to 25% by mass of Ni and the remainder consisting of Zn and inevitable impurities, a coating mass thereof being 10 to 90 g/m2.
申请公布号 US2013122322(A1) 申请公布日期 2013.05.16
申请号 US201113813328 申请日期 2011.08.02
申请人 NAKAJIMA SEIJI;MIYOSHI TATSUYA;NAKAMARU HIROKI;JFE STEEL CORPORATION 发明人 NAKAJIMA SEIJI;MIYOSHI TATSUYA;NAKAMARU HIROKI
分类号 C22C38/00;B21D22/20 主分类号 C22C38/00
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