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8 蠕变试样断口附近的轴向变形组织的SEM像

Fig.8 SEM images of longitudinal sections near the fractures of HDA-7 (a), HDA-8 (b), and HDA-9 (c)