长期时效对GH4169合金组织演化及低周疲劳行为的影响*
安金岚1,王磊1(
),刘杨1,胥国华2,赵光普2
),刘杨1,胥国华2,赵光普2
INFLUENCES OF LONG-TERM AGING ON MICRO- STRUCTURE EVOLUTION AND LOW CYCLE FATIGUE BEHAVIOR OF GH4169 ALLOY
Jinlan AN1,Lei WANG1(),Yang LIU1,Guohua XU2,Guangpu ZHAO2
),Yang LIU1,Guohua XU2,Guangpu ZHAO2
图1. GH4169合金在750 ℃时效不同时间的OM像
Fig.1. OM images of GH4169 alloy after standard heat treatment (SHT) (a) and aged at 750 ℃ for 500 h (b), 1000 h (c), 1500 h (d) and 2000 h (e)
