Optimization and prediction of hardness, wear and surface roughness on age hardened stellite 6 alloysKarthik S.R., Neelakanta V. Londe, Raviraj Shetty, Rajesh Nayak and Adithya HedgeManufacturing Rev., 9 (2022) 10DOI: https://doi.org/10.1051/mfreview/2022008