SETIJO BUDI, S.; HENDRAWAN, A. B. .; AKHMADI, A. N. .; NASHRUDIN, H. . Analysis of the Characteristics of AISI 8620 Camshaft Material and Grey Cast Iron Using Metallographic and Optical Spectrometry Methods. IRA Jurnal Teknik Mesin dan Aplikasinya (IRAJTMA), [S. l.], v. 4, n. 2, p. 1–4, 2025. DOI: 10.56862/irajtma.v4i2.261. Disponível em: http://e-journals.irapublishing.com/index.php/IRAJTMA/article/view/261. Acesso em: 16 aug. 2025.