深冷循环对SiC/Al复合材料宏微观残余应力的影响

谷黎明, 冯效铭, 于朝, 张峻凡, 刘振宇, 何伦华, 卢怀乐, 李小虎, 王晨, 张晓东, 肖伯律, 马宗义

Impact of Cryogenic Cycling on the Macro and Microscopic Residual Stress in SiC/Al Composites

GU Liming, FENG Xiaoming, YU Zhao, ZHANG Junfan, LIU Zhenyu, HE Lunhua, LU Huaile, LI Xiaohu, WANG Chen, ZHANG Xiaodong, XIAO Bolv, MA Zongyi

图7 D120试样不同深冷循环后Al相等效塑性应变的分布情况及基体等效塑性应变对比图

Fig.7 Distributions of equivalent plastic strains (PEEQ) in Al phase after different cryogenic cycles of D120 sample (a-g) annealed state (a) and 1-6 cryogenic cyc, respectively (b-g) (h) comparison of equivalent plastic strains in matrix with different number of cryogenic cycles