两种高代次镍基单晶高温合金热机械疲劳中的再结晶行为

赵鹏, 谢光, 段慧超, 张健, 杜奎

Recrystallization During Thermo-Mechanical Fatigue of Two High-Generation Ni-Based Single Crystal Superalloys

ZHAO Peng, XIE Guang, DUAN Huichao, ZHANG Jian, DU Kui

图2 孪晶片层区域的Kikuchi衬度图、Euler角图、晶界图、基体与孪晶的取向差及孪晶片层区域的取向角分布(第三代单晶高温合金)

Fig.2 EBSD analyses of the area including the paralleled twin lamellae (The third-generation single crystal superalloy) (a) Kikuchi contrast map (b) Euler angle map (c) grain boundary map (d) misorientation profile transverse to bands of localized deformation correspond to directions denoted by yellow and black arrows in Fig.2b (e) misorientation angle distribution in the paralleled twin lamellae area