一种 γ'/γ'' 相强化镍基高温合金的蠕变行为

周生玉, 胡明昊, 李冲, 丁海民, 郭乾应, 刘永长

Creep Behavior of a Ni-Based Superalloy with Strengthening of γ' and γ'' Phases

ZHOU Shengyu, HU Minghao, LI Chong, DING Haimin, GUO Qianying, LIU Yongchang

图5 3种热处理试样蠕变后微观结构的TEM像

Fig.5 TEM images of microstructures of HDA-7 (a-c), HDA-8 (d, e), and HDA-9 (f, g) specimens after creep (SFs—stacking faults)