Ti65合金的初级蠕变和稳态蠕变

岳颗,刘建荣,杨锐,王清江

Primary Creep and Steady-State Creep of Ti65 Alloy

Ke YUE,Jianrong LIU,Rui YANG,Qingjiang WANG

表1 不同条件下蠕变曲线的数值拟合结果(蠕变I和II阶段)

Table 1 Numerical fitting results of creep curves under different conditions (creep stages I and II)

Test conditions εT/% r Adjusted R2 600℃ 120 MPa 0.215 0.0061 0.9820 140 MPa 0.205 0.0081 0.9822 160 MPa 0.146 0.0132 0.9912 630℃ 120 MPa 0.225 0.0085 0.9945 140 MPa 0.216 0.0110 0.9984 160 MPa 0.182 0.0148 0.9772 650℃ 120 MPa 0.260 0.0113 0.9960 140 MPa 0.233 0.0478 0.9862 160 MPa 0.086 0.0407 0.9973