面向等离子体第一壁W-Y2O3 复合材料的力学性能

陈昱溟, 朱晓勇, 谭晓月, 刘家琴, 吴玉程

Mechanical Properties of W-Y2O3 Composites as Candidate of the First Wall Material Faced Plasma

CHEN Yuming, ZHU Xiaoyong, TAN Xiaoyue, LIU Jiaqin, WU Yucheng

表3 用本构方程拟合的W-Y2O3复合材料在不同温度拉伸后的真实应力-应变关系参数

Table 3 Parameters of the constitutive equations describing the true stress-strain curves of W-Y2O3 composite tensile test at different temperature

T / oC a b K n εut / % 300 / / 1228.2 0.3213 5.8 400 139.7 772.5 818.5 0.2613 19.3 500 126.8 672.1 712.8 0.2782 26.4 600 96.1 554.9 651.4 0.2933 28.2 800 80.2 465.5 531.3 0.2743 26.4