锪窝圆角半径对CFRP/Al机械连接结构力学性能影响

王贤锋, 邹凡, 刘畅, 安庆龙, 陈明

Influence of Countersink Fillet Radius on Mechanical Performance of CFRP/Al Bolted Joints

WANG Xianfeng, ZOU Fan, LIU Chang, AN Qinglong, CHEN Ming

表3 不同锪窝圆角半径的极限强度

Tab.3 Bearing strength with different countersink radii

R/mm CFRP锪窝 铝合金锪窝 Fe/kN γ/% Fe/kN γ/% 0 18.73 — 15.95 — 0.4 20.57 9.78 17.90 12.93 0.8 21.52 4.64 18.92 5.70 1.0 21.78 1.21 22.01 3.53 1.2 21.34 -2.01 20.97 -3.18