低温环境下十字形非传力角焊缝接头的疲劳性能

廖小伟,王元清,吴剑国,石永久

Fatigue performance of non-load-carrying cruciform fillet-welded joints at low ambient temperature

Xiao-wei LIAO,Yuan-qing WANG,Jian-guo WU,Yong-jiu SHI

图 7 十字形非传力角焊缝接头的三维裂纹扩展有限元模型

Fig.7 Three-dimensional crack propagation finite element model for non-load-carrying cruciform fillet-welded joints