GH4169合金圆盘时效过程残余应力的演化规律研究
秦海龙,张瑞尧,毕中南(
),杜洪标,张金辉
),杜洪标,张金辉
Study on the Evolution of Residual Stress During Ageing Treatment in a GH4169 Alloy Disk
Hailong QIN,Ruiyao ZHANG,Zhongnan BI(),Lee Tung Lik,Hongbiao DONG,Jinhui DU,Ji ZHANG
),Lee Tung Lik,Hongbiao DONG,Jinhui DU,Ji ZHANG
图13. GH4169合金时效保温过程中的组织及性能演化
Fig.13. Evolution of microstructure and mechanical properties of GH4169 alloy during isothermal aging treatment(a) volume fraction of γ″ and γ′(b) average diameter of γ″ and γ′(c) yield strength at room temperature(d) creep strain of as-quenched GH4169 alloy at 720 ℃
