冲击加载下60钢的动态力学响应及层裂行为

杨坤, 郭庆伟, 李超, 张高龙, 赵宇宏, 侯华

Dynamic Mechanical Response and Spallation Behavior of 60 Steel Under Shock Loading

YANG Kun, GUO Qingwei, LI Chao, ZHANG Gaolong, ZHAO Yuhong, HOU Hua

图12 Shot 4回收样品断口形貌的SEM像

Fig.12 SEM fractographs of postmortem sample for Shot 4 at different magnifications (a-d) (Fig.12d is the magnified view of the region delimited by the rectangle in Fig.12c. Arrows in Figs.12a and d indicate dimple features and river patterns, respectively; black circles in Fig.12b highlight the characteristic fracture morphologies of pearlite)