金属材料中低加载速率下的动态韧脆转变及断裂韧性测量1)
李一磊, 姚迪, 乔红威, 李锡华, 张鲲, 孙磊, 闫晓, 李朋洲

DYNAMIC DUCTILE-BRITTLE TRANSITION AND FRACTURE TOUGHNESS MEASUREMENT OF METAL UNDER INTERMEDIATE-LOW LOADING VELOCITIES1)
Li Yilei, Yao Di, Qiao Hongwei, Li Xihua, Zhang Kun, Sun Lei, Yan Xiao, Li Pengzhou
图4 15MnTi钢CT试样在不同加载速率下断口扫描电镜图
Fig.4 SEM of CT specimens of 15MnTi steel at various loading velocities