发明名称 HOT PRESS MOLDED ARTICLE, METHOD FOR PRODUCING SAME, AND THIN STEEL SHEET FOR HOT PRESS MOLDING
摘要 There is provided a hot press-formed product, including a thin steel sheet formed by a hot press-forming method, and having a metallic structure that contains bainitic ferrite at 70% to 97% by area, martensite at 27% by area or lower, and retained austenite at 3% to 20% by area, the remainder structure of which is at 5% by area or lower, whereby balance between strength and elongation can be controlled in a proper range and high ductility can be achieved.
申请公布号 EP2719786(A4) 申请公布日期 2015.08.05
申请号 EP20120796171 申请日期 2012.06.08
申请人 KABUSHIKI KAISHA KOBE SEIKO SHO 发明人 NAITOU, JUNYA;MURAKAMI, TOSHIO;IKEDA, SHUSHI;OKITA, KEISUKE
分类号 C22C38/00;B21D22/20;C21D1/18;C21D9/00;C22C38/60 主分类号 C22C38/00
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