ANHAR KHALID; MUHAMMAD KASIM. Analysis of Steel Hardness on Crowbars in the Hardening Process with Variations of Cooling Media. International Journal of Educational and Life Sciences, [S. l.], v. 3, n. 2, p. 1819–1826, 2025. DOI: 10.59890/ijels.v3i2.320. Disponível em: https://journal.multitechpublisher.com/index.php/ijels/article/view/3453. Acesso em: 6 jul. 2026.