二次枝晶取向对镍基高温合金晶粒竞争生长行为的影响
张小丽1, 冯丽2, 杨彦红3, 周亦胄3, 刘贵群1(
)
)
Influence of Secondary Orientation on Competitive Grain Growth of Nickel-Based Superalloys
ZHANG Xiaoli1, FENG Li2, YANG Yanhong3, ZHOU Yizhou3, LIU Guiqun1()
)
图8. 定向凝固过程中枝晶的消失和再生
Fig.8. Disappearance and regeneration of dendrites in directional solidification (a, a1, a2, b, b1, b2—dendrites)
(a) the blocking of the dendrites (white triangle)
(b) the branching of the dendrite (white triangle)
