汽车零部件用高强度钢材的进展

PROGRESS IN HIGH STRENGTH STEELS USED FOR AUTOMOBILE PARTS

论述了近年来汽车用高强度钢材 (钢板和钢管 )的发展现状和未来研究方向 ,着重评价日本在汽车用高强钢方面的新材料、新工艺和新技术的研究与开发的情况。

The development status during resent years and the future study direction of high strength steels(sheet and pipe)were described.The research on the new grade and technology of high strength steel used for automobile in Japan was introduced,especially,the production of solid solution strengthened steel sheet and TRIP sheet.