Experimental and Numerical Study the Influence of Sheet Metal Thickness on a Deep Forming Operation of Multi Stages for Hexagonal Cup. Al-Nahrain Journal for Engineering Sciences, [S. l.], v. 20, n. 3, p. 585–599, 2017. DOI: nan. Disponível em: https://nahje.com/nahje/article/view/343. Acesso em: 28 apr. 2026.