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8 枝晶间β相在1000℃氧化10 min后截面形貌的TEM像、SAED花样以及框线区域的EDS元素面扫分布

Fig.8 Cross-sectional TEM image of interdendritic β phase oxidized at 1000oC for 10 min (a) and the EDS element mapping of the frame area depicting the distributions of elements O (b), Al (c), Cr (d), Fe (e), and Ni (f) (Inset in Fig.8a shows the SAED pattern of interdendritic β phase)