Ni对Co-Al-W基合金时效组织演变和γ′相溶解行为的影响*

薛飞, 米涛, 王美玲, 丁贤飞, 李相辉, 冯强

EFFECTS OF Ni ON MICROSTRUCTURAL EVOLUTION AND γ′ DISSOLUTION OF NOVEL Co-Al-W BASE ALLOYS

XUE Fei, MI Tao, WANG Meiling, DING Xianfei, LI Xianghui, FENG Qiang

表2 实验用到的热处理制度

Table 2 Heat treatment processes used in the current study

Condition Heat treatment A1 1300 ℃, 24 h (A.C.) + 900 ℃, 50 h (W.Q.) A2 1300 ℃, 24 h (A.C.) + 900 ℃, 300 h (W.Q.) B1 1300 ℃, 24 h (A.C.) + 900 ℃, 300 h (W.Q.) + 970 ℃, 4 h (W.Q.) B2 1300 ℃, 24 h (A.C.) + 900 ℃, 300 h (W.Q.) + 1000 ℃, 4 h (W.Q.) B3 1300 ℃, 24 h (A.C.) + 900 ℃, 300 h (W.Q.) + 1030 ℃, 4 h (W.Q.) B4 1300 ℃, 24 h (A.C.) + 900 ℃, 300 h (W.Q.) + 1060 ℃, 4 h (W.Q.)