大尺寸单晶叶片中小角度晶界的形成与演化
谢光(),张少华,郑伟,张功,申健,卢玉章,郝红全,王莉,楼琅洪,张健
Formation and Evolution of Low Angle Grain Boundary in Large-Scale Single Crystal Superalloy Blade
XIE Guang(),ZHANG Shaohua,ZHENG Wei,ZHANG Gong,SHEN Jian,LU Yuzhang,HAO Hongquan,WANG Li,LOU Langhong,ZHANG Jian

图6. 单晶叶片扩展区中间部位和靠近模壳位置小角度晶界沿叶片宽度分布

Fig.6. Distributions of low angle grain boundary along the transversal direction in the middle of the extended region (a) and near the shell (b) of the single crystal superalloy blade