热处理工艺对GH4720Li合金细晶铸锭组织与热加工性能的影响
王涛,万志鹏,李钊,李佩桓,李鑫旭,韦康,张勇

Effect of Heat Treatment Parameters on Microstructure and Hot Workability of As-Cast Fine Grain Ingot of GH4720Li Alloy
Tao WANG,Zhipeng WAN,Zhao LI,Peihuan LI,Xinxu LI,Kang WEI,Yong ZHANG
表4 均匀化热处理后GH4720Li合金细晶铸锭热压缩过程临界开裂压下量 (%)
Table 4 Critical reduction for crack initiation of homogenized as-cast fine grain ingot of GH4720Li alloy samples during hot compression tests (%)

No.

1120 ℃1140 ℃1160 ℃
0.01 s-10.1 s-11 s-10.01 s-10.1 s-11 s-10.01 s-10.1 s-11 s-1
ACFGI303020303020303020
OSHT 6303030504040504040
TSHT 4404040505040505040
TSHT 5404050505060505060