热处理温度对Ti0.5Zr1.5NbTa0.5Sn0.2 高熵合金组织结构与力学性能的影响

热处理温度对Ti_0.5Zr_1.5NbTa_0.5Sn_0.2 高熵合金组织结构与力学性能的影响

韩林至, 牟娟, 周永康, 朱正旺, 张海峰

Effect of Heat Treatment Temperature on Microstructure and Mechanical Properties of Ti_0.5Zr_1.5NbTa_0.5Sn_0.2 High-Entropy Alloy

HAN Linzhi, MU Juan, ZHOU Yongkang, ZHU Zhengwang, ZHANG Haifeng

图8 Ti_0.5Zr_1.5NbTa_0.5Sn_0.2高熵合金在2.5 × 10³ s^-1应变速率范围内的断口形貌

Fig.8 Fracture morphologies of Ti_0.5Zr_1.5NbTa_0.5Sn_0.2HEA at 2.5 × 10³ s^-1 strain rate
(a) side macro morphology of fracture sample (b) as-cast
(c) 800^oC, quenching (d) 1000^oC, quenching
(e) 1200^oC, quenching (f) 1400^oC, quenching