Experimental Investigation of One-pass and Two-pass Friction Stir Welding Process of Aluminum Alloy ۶۰۶۱ with and without Copper Foil

Department of Mechanical Engineering, Kermanshah Branch, Islamic Azad University, Kermanshah, Iran

Department of Mechanical Engineering, Kermanshah Branch, Islamic Azad University, Kermanshah, Iran

Department of Mechanical Engineering, Khorramabad Branch, Islamic Azad University, Khorramabad, Iran