Mechanical Characterization of Rotary Friction Welded Dissimilar Aluminium Alloys Muhammad Asif Raza, Azhar Hussain, Rizwan Ahmed Malik, Faiza Abid and Abu Summama Sadavi Bilal MATEC Web Conf., 381 (2023) 02005 Published online: 13 June 2023 DOI: 10.1051/matecconf/202338102005