Rifnaldy, Randy, and Mulianti Mulianti. “PENGARUH PERLAKUAN PANAS HARDENING DAN TEMPERING TERHADAP KEKERASAN (HARDNESS) BAJA AISI 1045”. Ranah Research : Journal of Multidisciplinary Research and Development 1, no. 4 (August 8, 2019): 950-959. Accessed November 22, 2024. https://jurnal.ranahresearch.com/index.php/R2J/article/view/154.