镍基铸造高温合金等轴晶凝固成形技术的研究和进展

张军¹(

),介子奇^1,²,黄太文¹,杨文超¹,刘林¹,傅恒志¹

Research and Development of Equiaxed Grain Solidification and Forming Technology for Nickel-Based Cast Superalloys

ZHANG Jun¹(

),JIE Ziqi^1,²,HUANG Taiwen¹,YANG Wenchao¹,LIU Lin¹,FU Hengzhi¹

图10. 相场模拟得到的950 ℃、300 MPa蠕变条件下γ'相的演化过程^[91]

Fig.10. γ' evolution during tensile creep at 950 ℃ and 300 MPa obtained through phase-field simulation (t—time)^[91]'(a) t=660 s (b) t=4620 s (c) t=132000 s (d) t=198000 s (e) t=231000 s (f) vertical section of Fig.10e obtained from (010) surface