高温合金GH4169的动态再结晶和组织演化机制

于森, 陈乐利, 罗锐, 袁志钟, 王爽, 高佩, 程晓农

Dynamic Recrystallization and Microstructure Evolution Mechanism of GH4169 Alloy

YU Sen, CHEN Leli, LUO Rui, YUAN Zhizhong, WANG Shuang, GAO Pei, CHENG Xiaonong

图7 GH4169合金在1000℃和0.1 s-1热加工参数下选区1的IPF图和GND图、1100℃和0.01 s-1热加工参数下选区2的IPF图和KAM图、CDRX机制示意图以及在1100℃和0.01 s-1热加工参数下的GB图

Fig.7 GH4169 under the thermal processing parameters of 1000℃-0.1 s-1 the IPF map of the selection area 1 (a); the GND diagram of the selection area 1 (b); 1100℃-0.01 s-1 thermal processing parameters of the selection area 2 IPF diagram (c); KAM diagram of selection area 2 (d); Schematic diagram of CDRX mechanism (e) and GB diagram under thermal processing parameters of 1100℃-0.01 s-1 (f)