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

表2 8Cr4Mo4V轴承钢的力学性能参数

Table 2 Mechanical property parameters of 8Cr4Mo4V steel

Parameters Elastic modulus, E / GPa Poisson ratio, υ Density, ρ / g·cm-3 Value 206 0.30 7.85