汽车用先进高强钢的氢脆研究进展
李金许(),王伟,周耀,刘神光,付豪,王正,阚博
A Review of Research Status of Hydrogen Embrittlement for Automotive Advanced High-Strength Steels
LI Jinxu(),WANG Wei,ZHOU Yao,LIU Shenguang,FU Hao,WANG Zheng,KAN Bo

图7. Fe-0.22C-1.40Si-1.80Mn QP钢中氢致裂纹的形核和扩展[73]

Fig.7. Hydrogen-induced cracking nucleation and propagation in the QP steel[73]Color online(a) SEM micrograph near the main crack(b) ND-IPF image of the area near the main crack, where the white boxes indicatethe microcracks located in the martensite block (ND—normal direction, TA—tensile axis)