多相Ni3Al基高温合金微区氧化行为

胡敏, 周生玉, 国京元, 胡明昊, 李冲, 李会军, 王祖敏, 刘永长

Oxidation Behavior of Micro-Regions in Multiphase Ni3Al-Based Superalloys

HU Min, ZHOU Shengyu, GUO Jingyuan, HU Minghao, LI Chong, LI Huijun, WANG Zumin, LIU Yongchang

图2 Ni3Al基高温合金在1000℃氧化10 min后表面形貌的SEM像

Fig.2 Surface SEM image of the Ni3Al-based superalloy oxidized at 1000oC for 10 min (a) and higher magnification surface SEM images of interdendritic β phase and γ' envelope (b), interdendritic β phase (c), and γ' + γ dendrite (d)