横向弱磁场对镍基高温合金发散双晶竞争生长行为的影响
谢信亮, 周丽萍, 余建波, 玄伟东, 陈超越, 王江, 任忠鸣

Effect of Weak Transverse Magnetic Field on the Competitive Grain Growth of Ni-Based Superalloy with Divergent Bi-Crystals
XIE Xinliang, ZHOU Liping, YU Jianbo, XUAN Weidong, CHEN Chaoyue, WANG Jiang, REN Zhongming
图11 当磁场强度为0.7 T、发散双晶按B-to-A方式摆放时,不同抽拉速率下的纵截面凝固组织
Fig.11 Longitudinal solidification microstructures at various withdrawal rates under 0.7 T magnetic field with the divergent bi-crystals placed in a B-to-A pattern
(a) 0.5 mm/min (b) 1 mm/min (c) 1.5 mm/min (d) 3 mm/min