发明名称 Al-PLATED STEEL SHEET USED FOR HOT PRESSING AND METHOD FOR MANUFACTURING Al-PLATED STEEL SHEET USED FOR HOT PRESSING
摘要 [Object] To provide an Al-plated steel sheet used for hot pressing that has excellent lubricity in hot state, corrosion resistance after paint coating, and spot weldability.;[Solution] An Al-plated steel sheet used for hot pressing according to the present invention includes: a steel sheet; an Al plating layer formed on one surface or both surfaces of the steel sheet; and a surface coating layer formed on the Al plating layer. The surface coating layer contains a zinc compound, and the zinc compound is deposited on the Al-plated steel sheet in an amount of equal to or greater than 0.3 g/m2 and equal to or less than 1.5 g/m2 as an amount of metallic zinc per one surface, and a zinc deposition amount in any continuous 1 mm2 region is 1.5 g/m2 or less.
申请公布号 US2016362794(A1) 申请公布日期 2016.12.15
申请号 US201415103152 申请日期 2014.12.10
申请人 NIPPON STEEL & SUMITOMO METAL CORPORATION 发明人 FUJITA Soshi;YAMANAKA Shintaro;MAKI Jun;FUJIMOTO Hiroki;OIKAWA Hatsuhiko;IRIKAWA Hideaki
分类号 C23C22/66;C22C38/06;C22C38/04;C22C38/02;B21D35/00;C22C21/02;C23C2/12;C23C2/20;C23C2/40;B21D22/02;C22C38/14;C22C38/00 主分类号 C23C22/66
代理机构 代理人
主权项
地址 Tokyo JP