铬对GH4169母合金中夹杂物的影响

冯晗旭, 赵连祥, 刘恩泽, 谭政, 宁礼奎, 佟健, 郑志, 李海英, 刘凯

Effect of Chromium Quality on Inclusions in GH4169 Ingot

FENG Hanxu, ZHAO Lianxiang, LIU Enze, TAN Zheng, NING Likui, TONG Jian, ZHENG Zhi, LI Haiying, LIU Kai

表4 GH4169母合金中夹杂物的类型和平均尺寸

Table 4 Type and average size of inclusions in GH4169 ingot

Inclusion type Average size/μm Oxide (Al, Mg)O 1.11±0.047 (Al, Ca)O (Al，Mg，Ca)O Nitride (Ti，Nb)(C，N) 1.00±0.046 Mixed (Al，Mg)O-(Ti，Nb)(C，N) 1.83±0.134 (Al，Mg，Ca)O-(Ti，Nb)(C，N)