A Proposed Estimation of the Expanded Uncertainty of Charpy Impact Testers. Asian Journal of Applied Sciences, [S. l.], v. 8, n. 5, 2020. DOI: 10.24203/ajas.v8i5.6326. Disponível em: https://ajouronline.com/index.php/AJAS/article/view/6326. Acesso em: 27 mar. 2026.