Effect of shielding gas on microstructure and mechanical properties in AA6061-T6 alloy MIG welding. Periodicals of Engineering and Natural Sciences, [S. l.], v. 10, n. 1, p. 268–277, 2022. DOI: 10.21533/pen.v10.i1.535. Disponível em: https://pen.ius.edu.ba/index.php/pen/article/view/535. Acesso em: 9 jul. 2026.