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1 真空感应熔炼的GH4169母合金的实际化学成分

Table 1 Actual chemical composition of GH4169 ingot by vacuum induction melting (mass fraction, %)

Sample No. C Al Ti Mo Nb Cr Ni Fe 1# 0.034 0.63 1.00 2.98 5.20 18.17 52.2 Bal. 2# 0.031 0.75 1.00 3.00 5.27 18.35 51.8 Bal. 3# 0.035 0.68 0.98 3.01 5.29 18.22 51.6 Bal.