V添加对Ti2AlNb合金组织演变及硬度的影响

刘子儒, 郭乾应, 张虹雨, 刘永长

Effects of V on the Microstructure Evolution and Hardness Enhancement of Ti2AlNb Alloy

LIU Ziru, GUO Qianying, ZHANG Hongyu, LIU Yongchang

图11 Ti-22Al-25Nb合金中不连续析出组织的TEM分析

Fig.11 TEM bright field image (a) and corresponding SAED patterns of regions A (b) and B (c) in Fig.11a showing the discontinuous microstructure for the Ti-22Al-25Nb alloy after solution treatment at 1300 ºC and aging at 850 ºC