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6 GH4169合金在1000℃和0.1 s-1热加工参数下的选区1的IPF图、晶粒的IPF图、A和B选区PF图和晶体学取向差以及DDRX机制示意图

Fig.6 Under 1000℃-0.1 s-1 thermal processing parameters IPF map of selected area 1 (a); IPF map of extracted grains (b); PF map of selected areas A and B (c); A, B Poor crystallographic orientation of the selected area (d) and schematic diagram of the DDRX mechanism (e) for GH4169 alloy