显微组织和应变速率对TC4合金动态力学性能和绝热剪切带的影响

陈伟, 章环, 牟娟, 朱正旺, 张海峰, 王沿东

Effects of Microstructure and Strain Rate on Dynamic Mechanical Properties and Adiabatic Shear Band of TC4 Alloy

CHEN Wei, ZHANG Huan, MU Juan, ZHU Zhengwang, ZHANG Haifeng, WANG Yandong

图6 不同剪切应变速率下不同组织TC4合金的剪切应力-时间曲线

Fig.6 Shear stress-time curves of TC4 alloy with different microstructures at shear strain rates of 5000 s-1 (a), 6000 s-1 (b), 7000 s-1 (c), and 8000 s-1 (d)