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6 HDA-7、HDA-8和HDA-9蠕变试样断口表面形貌的SEM像

Fig.6 SEM images of creep fracture surfaces of HDA-7 (a-c), HDA-8 (d-f), and HDA-9 (g-i) specimens with different magnifications