Microstructure and mechanical properties of AISI 439 ferritic stainless steel welds without filler metal. Acta Universitaria, [S. l.], v. 29, p. 1–12, 2019. DOI: 10.15174/au.2019.2351. Disponível em: https://www.actauniversitaria.ugto.mx/index.php/acta/article/view/2351. Acesso em: 28 apr. 2026.