[G] 接合・接着・実装・溶接・複合技術(1)

[58] The Benefits of Workpiece Vibration in Tandem Pulsed Gas Metal Arc Welding

*Habib Zargari Hamed¹, Kazuhiro Ito¹, Pradeep Parchuri Kumar¹, Hajime Yamamoto¹, Manish Kumar², Abhay Sharma² (1. Joining and Welding Research Institute (JWRI), Osaka University, Japan、2. IIT Hyderabad University, India)

キーワード：Pulsed gas metal arc welding (P-GMAW)、Workpiece vibration、Tandem welding

The workpiece vibration is known as the one of technique to control the microstructure of weld metal and HAZ. It was found that sine workpiece vibration creates pan-bottom penetration in PGMA welding.