Adekunle, A., Adebiyi, K. and Durowoju, M. 2013. Impact of Quench Severity and Hardness on AISI 4137 using Eco-Friendly Quenchants as Industrial Heat Treatment. Journal of Mechanical Engineering and Sciences. 4, 1 (Jun. 2013), 409–417. DOI:https://doi.org/10.15282/jmes.4.2013.5.0038.