Enhanced mechanical properties and penetration in AA 6061-T6 welds using flux bounded TIG (FBTIG) welding

Santhana Babu Amur Venugopal, Antony Benson Benjamin, Danusha Mathivanan, Jayabalakrishnan Duraivelu, Department of Mechanical Engineering, Chennai Institute of Technology

Proceedings of the Institution of Mechanical Engineers, Part E: Journal of Process Mechanical Engineering

Published online on February 12, 2026

Abstract

Proceedings of the Institution of Mechanical Engineers, Part E: Journal of Process Mechanical Engineering, Ahead of Print.
Flux bounded tungsten inert gas (FBTIG) welding is investigated as an advanced joining technique to overcome the limited penetration and joint efficiency of regular tungsten inert gas (TIG) welding in AA6061-T6 aluminum alloy. Bead-on-plate welding of 8 ...