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9 不同组织TC4合金的裂纹形貌

Fig.9 Crack morphologies of TC4 alloy with equiaxed (a), lamellar (b), and bimodal (c) microstructures