铝锂合金/FM94胶接接头内聚力模型参数识别

汪必升,李毅波,袁顺,李剑

Parameter identification of cohesive zone model for Al-Li alloy/FM94 bonded joints

Bi-sheng WANG,Yi-bo LI,Shun YUAN,Jian LI

表 1 铝锂合金和FM94胶的材料参数

Tab.1 Material parameters of Al-Li alloy and FM94 adhesion

材料 E11 /GPa E22 /GPa G12 /GPa υ12 σc /MPa FM94 2.42 2.42 0.621 0.38 38.1 Al-Li-S4 75.50 75.50 − 0.33 475.0