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1. (WO2018012603) HOT-STAMP MOLDED PRODUCT, STRUCTURAL MEMBER USING SAME, AND METHOD FOR PRODUCING HOT-STAMP MOLDED PRODUCT

Pub. No.:    WO/2018/012603    International Application No.:    PCT/JP2017/025605
Publication Date: Fri Jan 19 00:59:59 CET 2018 International Filing Date: Fri Jul 14 01:59:59 CEST 2017
IPC: B21D 22/26
B21D 22/20
B21D 24/00
B21D 37/08
B21D 53/88
B62D 25/04
B62D 25/20
Applicants: NIPPON STEEL & SUMITOMO METAL CORPORATION
新日鐵住金株式会社
Inventors: OTSUKA Kenichiro
大塚 研一郎
Title: HOT-STAMP MOLDED PRODUCT, STRUCTURAL MEMBER USING SAME, AND METHOD FOR PRODUCING HOT-STAMP MOLDED PRODUCT
Abstract:
Provided is a long-length hot-stamp molded product formed from a single steel sheet and including two vertical wall parts and a top-plate part adjacent to the two vertical wall parts, the hot-stamp molded product being characterized in that: the hot-stamp molded product includes a projecting part including an overlapping part at which a portion of the steel sheet extending from at least one of the two vertical wall parts and a portion of the steel sheet extending from the top-plate part overlap one another; and, in a cross-sectional view of a plane perpendicular to the length direction of the hot-stamp molded product, the angle between the top-plate part and the projecting part is greater than 90°.