材料期刊网

Fatigue crack initiation for Al-Zn-Mg alloy welded joint

Liang ZHANG , Xuesong LIU , Linsen WANG , Ping WANG , Hongyuan FANG

金属学报(英文版)

To investigate fatigue crack initiation characteristics of Al-Zn-Mg alloy welded joint, notched specimens were used in fatigue test for the base metal, welding bead and heat affected zone (HAZ). The fatigue fracture surface near the fatigue crack initiation site was observed by scanning electron mic...

关键词: Al-Zn-Mg alloy , null , null , null