顶板-纵肋焊接细节残余应力的松弛效应

钟雯,丁幼亮,宋永生,曹宝雅,耿方方

Relaxation effect of welding residual stress in deck-to-rib joints

Wen ZHONG,You-liang DING,Yong-sheng SONG,Bao-ya CAO,Fang-fang GENG

图 4 双线性等向强化（BISO）模型

Fig.4 Bilinear isotropic hardening（BISO）model