8Cr4Mo4V钢激光冲击残余应力的演化仿真及其对疲劳性能的影响 |
孙玉凤, 刘伟军, 张宏伟, 苏勇, 魏英华, 刘贵胜, 于兴福 |
Simulation of Residual Stress Evolution of 8Cr4Mo4V Steel Induced by Laser Shock and Its Influence on Fatigue Performance |
SUN Yufeng, LIU Weijun, ZHANG Hongwei, SU Yong, WEI Yinghua, LIU Guisheng, YU Xingfu |
图7 LSP前后8Cr4Mo4V钢的显微组织SEM像和碳化物统计 |
Fig.7 SEM images of microstructure of 8Cr4Mo4V steel before (a) and after LSP (b~d) and carbide statistics (e) |
![]() |