Influence of grain structure evolution and microtexture development on hardness, residual stresses, and wear behavior of AA6061 alloy processed via cryogenic friction stir processing

Arun K Karuppasamy, Venkateswara Reddy K, Yegireddi Shireesha, Ramaiah Keshavamurthy, Durga V Janaki, Rama BR Chekuri, Marukurti VNV Satyanarayana

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

Published online on March 20, 2025

Abstract

Proceedings of the Institution of Mechanical Engineers, Part E: Journal of Process Mechanical Engineering, Ahead of Print.
This study investigates the impact of cryogenic friction stir processing (FSP) on the microstructure, hardness, residual stresses, and wear behavior of AA6061 alloy. Electron backscattered diffraction analysis revealed a transformation from coarse, ...