Ti30Ni50Hf20 高温形状记忆合金的热变形行为

姜沐池, 宫继双, 杨兴远, 任德春, 蔡雨升, 李秉洋, 吉海宾, 雷家峰

Hot Deformation Behavior of Ti30Ni50Hf20 High-Temperature Shape Memory Alloy

JIANG Muchi, GONG Jishuang, YANG Xingyuan, REN Dechun, CAI Yusheng, LI Bingyang, JI Haibin, LEI Jiafeng

图10 变形温度为900 ℃时Ti30Ni50Hf20高温形状记忆合金在不同应变速率下显微组织的OM像

Fig.10 OM images for Ti30Ni50Hf20 high-temperature shape memory alloy at deformation temperature of 900 oC under strain rates of 0.1 s-1 (a), 1 s-1 (b), and 10 s-1 (c) (Inset in Fig.10b shows the slip band)