HOT PRESS MOLDED ARTICLE, METHOD FOR PRODUCING THE SAME, AND THIN STEEL SHEET FOR HOT PRESS MOLDING

摘要

PROBLEM TO BE SOLVED: To provide a hot press molded article that can control a balance between intensity and extension within an appropriate range and has high ductibility.

SOLUTION: A hot press molded article comprises a thin steel sheet formed by hot press molding. The metal structure includes 80 to 97 area% of martensite, and 3 to 20 area% of retained austenite, with the remaining structure comprising not more than 5 area%.

COPYRIGHT: (C)2013,JPO&INPIT