基体性能对复合材料热残余应力的影响*

娄菊红, 杨延清

Effect of Matrix Properties on Thermal Residual Stress of Fiber Reinforced Ti-matrix Composities

LOU Juhong, YANG Yanqing

表1 Ti-6Al-4V基体热膨胀系数的原始值及变化值(10-6/℃)

Table 1 Original data and change value of thermal expansion coefficient for Ti-6Al-4V matrix (10-6/℃)

T(℃) α1 α2 α3 α4 20 8.8 7.04 5.28 3.52 200 9.4 7.52 5.64 3.76 400 10.3 8.24 6.18 4.12 600 10.8 8.64 6.48 4.32 800 11.5 9.2 6.9 4.6