重力对镍基单晶高温合金枝晶生长和微观偏析的影响

孔亚非, 罗兴宏, 李洋, 刘实

Effect of Gravity on Dendrite Growth and Microsegregation of Ni-based Single Crystal Superalloy

KONG Yafei, LUO Xinghong, LI Yang, LIU Shi

图5 重力和微重力样品不同位置处的一次枝晶间距和二次枝晶间距

Fig.5 Dendrite growth characteristics at different locations of 1g and μg sample (a) primary dendrite spacing, (b) secondary dendrite spacing