BLANK MEMBER FOR AUTO BODY PANEL

摘要

PROBLEM TO BE SOLVED: To provide a blank member for an auto body panel capable of preventing cracks caused at the time of press forming as a mid-thickness section having no degeneration section is provided and capable of bettering formability of the blank member for the auto body panel and capable of improving productivity as the panel is formed from a piece of plate. SOLUTION: In the blank member 11 for the auto body panel composed of a thick section 12 and a thin section 13 manufactured by rolling, the blank member for the auto body panel characterized by the feature that a middle thickness section 14 is provided, in which thickness changes in stages or in succession from the thick section 12 to the thin section 13.