The effect of cyclic twist angle on mechanical properties for AISI 1038 medium carbon steel. Periodicals of Engineering and Natural Sciences, [S. l.], v. 9, n. 3, p. 98–105, 2021. DOI: 10.21533/pen.v9.i3.832. Disponível em: https://pen.ius.edu.ba/index.php/pen/article/view/832. Acesso em: 28 may. 2026.