Wibisono, Alvian Toto, Mavindra Ramadhani, and Rochman Rochiem. 2025. “Effect of Holding Time and Cooling Medium on Microstructure and Hardness of AISI 8655 in Hardening Process”. IPTEK The Journal of Engineering 4 (3):13-16. https://doi.org/10.12962/joe.v4i3.4280.