高温合金铸锭均匀化程度对开坯热变形的再结晶影响
董建新(
),李林翰,李浩宇,张麦仓,姚志浩
),李林翰,李浩宇,张麦仓,姚志浩
EFFECT OF EXTENT OF HOMOGENIZATION ON THE HOT DEFORMATION RECRYSTALLIZATION OF SUPERALLOY INGOT IN COGGING PROCESS
Jianxin DONG(),Linhan LI,Haoyu LI,Maicang ZHANG,Zhihao YAO
),Linhan LI,Haoyu LI,Maicang ZHANG,Zhihao YAO
图8. GH4740H合金在1170 ℃下均匀化8和48 h后的氧化层截面形貌
Fig.8. Cross-sectional microstructures of GH4740H alloy under homogenization at 1170 ℃ for 8 h (a) and 48 h (b)
