WIBOWO, Heri; MARWANTO, Arif; KUSDIYARTO, Prihatno; PRASETIO, Mukhamad Andri. A Analysis of Tempering Treatment after Hardening on S45C steel Bogie Pin Materials in relation to Mechanical Strength. Journal of Engineering and Applied Technology, [S. l.], v. 6, n. 02, p. 102–111, 2025. DOI: 10.21831/jeatech.v6i02.90400. Disponível em: https://jurnal.uny.ac.id/index.php/jeatech/article/view/90400. Acesso em: 24 dec. 2025.