粉末高温合金FGH4720Li在近服役温度下的组织演变规律
刘超, 姚志浩, 郭婧, 彭子超, 江河, 董建新

Microstructure Evolution Behavior of Powder Superalloy FGH4720Li at Near Service Temperature
LIU Chao, YAO Zhihao, GUO Jing, PENG Zichao, JIANG He, DONG Jianxin
表1 γ'相的萃取相分析结果
Table 1 Results of extracted phase analysis of γ' phase
ConditionLattice constant / nmCompositionMass fraction / %
600oC, 3000 h0.358-0.359(Ni2.73Co0.20Cr0.12Mo0.02W0.01Ti0.50Al0.41ZrTE)37.182
650oC, 3000 h0.358-0.359(Ni2.75Co0.19Cr0.12Mo0.02W0.01Ti0.49Al0.41ZrTE)39.737
730oC, 3000 h0.358-0.359(Ni2.74Co0.18Cr0.12Mo0.03W0.02Ti0.50Al0.41ZrTE)41.647