纳入残余应力时不同拘束下DMWJ的断裂行为

吴进, 杨杰, 陈浩峰

Fracture Behavior of DMWJ Under Different Constraints Considering Residual Stress

WU Jin, YANG Jie, CHEN Haofeng

图5 左右两面加载时不同拘束SENB试样的J-R曲线

Fig.5 J-integral resistance (J-R)curves of the SENB specimens with loading on the left and right sides under different constraints (a) a / W = 0.2 (b) a / W = 0.3 (c) a / W = 0.5 (d) a / W = 0.6 (e) a / W = 0.7