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7. GH4740H合金在1110 ℃下均匀化48 h后的氧化层截面形貌
Fig.7. Cross-sectional SEM image (a) and EDS mapping analysis of rectangular area in Fig.7a (b~d) of GH4740H alloy under homogenization at 1110 ℃ for 48 h
