热冲压成形钢的强度与塑性及断裂应变
易红亮1,2(
),常智渊1,才贺龙1,杜鹏举1,杨达朋1
),常智渊1,才贺龙1,杜鹏举1,杨达朋1
Strength, Ductility and Fracture Strain ofPress-Hardening Steels
YI Hongliang1,2(),CHANG Zhiyuan1,CAI Helong1,DU Pengju1,YANG Dapeng1
),CHANG Zhiyuan1,CAI Helong1,DU Pengju1,YANG Dapeng1
图12. 预涂覆25 μm厚的Al-Si镀层热冲压钢的SEM像
Fig.12. SEM images of Al-Si coated press-hardening steels with pre-coating thickness of about 25 μm(a) after hot dipping (b) after hot stamping
