GH4720Li合金毫米级粗大晶粒热变形获得均匀等轴晶粒的可行性及工艺控制

刘超, 姚志浩, 江河, 董建新

The Feasibility and Process Control of Uniform Equiaxed Grains by Hot Deformation in GH4720Li Alloy with Millimeter-Level Coarse Grains

LIU Chao, YAO Zhihao, JIANG He, DONG Jianxin

图9 粗晶GH4720Li合金试样的再结晶体积分数分布图

Fig.9 Recrystallization volume fraction (%) of coarse-grained GH4720Li alloy samples (Red indicates complete recrystallization and no obvious grain growth; blue indicates complete recrystallization but obvious grain growth)