The effectivity of used-oil as quenching medium of 42-CrMo4 steel for automotive materials
Open Access
- 13 March 2020
- journal article
- Published by Universitas Muhammadiyah Surakarta in Applied Research and Smart Technology (ARSTech)
- Vol. 1 (1), 28-34
- https://doi.org/10.23917/arstech.v1i1.11