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11 粗晶GH4720Li合金试样在1190℃、0.01 s-1条件下变形后裂纹周围的组织特征
Fig.11 Microstructure around cracks of coarse-grained GH4720Li alloy samples deformed at 1190oC and 0.01 s-1