Yudo, E., Ariyanto, A., Erwansyah, E., Suzen, Z. S., Sugiyarto, S., Dharta, Y., & Zulfitriyanto, Z. (2026). Effect of Heat Treatment and Tempering Process on the Hardness of S55c Steel as A Cutting Blade Material for Plastic Shredding Machines. Integrated Science Education Journal, 7(1), 127-136. Retrieved from https://cahaya-ic.com/index.php/ISEJ/article/view/2461