Vol. 28 No. 1 2026 5 CONTENTS OBRABOTKAMETALLOV TECHNOLOGY Sundukov S.K. Ultrasonic treatment features of liquid media and dispersed systems of various viscosities......................................... 6 Lubimyi N.S., Chetverikov B.S., Gerasimov M.D., Polshin A.A., Maltsev A.K., Bytsenko M.V., Tikhonov A.A. Optimization of fi nishing turning parameters for a metal–composite system with a 2-mm-thick metal external layer based on criteria of thermal load and cutting tool wear.......................................................................................................................................................................... 29 Stelmakov V.A., Gimadeev M.R. Selection of a fi nishing hole processing method for multi-product manufacturing based on solving a multi-objective optimization problem..................................................................................................................................................... 46 Gimadeev M.R., Stelmakov V.A., Uliskov M.V. Minimum sample size requirements for reliable correlation-regression modeling of surface roughness in milling................................................................................................................................................................. 64 Kulkarni P., Chinchanikar S. Sustainability evaluation using an eco-index for Inconel 718 EDM with a hybrid Al2O3-graphene nano-dielectric fl uid.................................................................................................................................................................................. 81 Savin I.A., Yusubov N.D., R.V. Gavariev, Abbasova H.M. Enhancing the effi ciency of the die casting process in metal molds........ 101 Zverev E.A., Skeeba V.Yu., Zhargalova A.D., Vakhrushev N.V., Popkov A.S. Wear resistance of plasma coatings formed by combined surface-thermal treatment methods: toward the design of hybrid machine-tool equipment............................................... 114 Zhargalova A.D., Skeeba V.Yu., Tong Ziqi, Papko S.S., Yulusov I.S. Intelligent decision support system for the optimization of turning parameters of thin-walled parts in the context of designing hybrid metal-cutting equipment................................................. 130 EQUIPMENT. INSTRUMENTS Chinchanikar S., Motgi N. Turning Inconel 718 with a self-propelled rotary tool using a hybrid nanofl uid under minimum quantity lubrication.................................................................................................................................................................................................. 152 Titov Y.V., Krivonos E.V., Allagulov V.R., Minibaev E.R., Bobrovsky N.M., Kamenov R.U. Infl uence of processing parameters on tool life in machining the heat-resistant molybdenum-based MoTiC alloy......................................................................................... 176 Podgornyj Y.I., Ivancivsky V.V., Martynova T.G., Zhargalova A.D., Ziqi Tong, Rozhnov E.E., Drach G.A., Morozov A.A. Dynamic modeling and selection of rational parameters for a millstone mill mechanism to reduce energy consumption...................... 193 Pospelov I.D., Babailova Yu.F., Rumyantsev V.V., Mashchenko M.A. Improving the methodology for calculating temperature stresses in the working rolls under non-stationary thermal conditions in a hot rolling mill..................................................................... 207 Matrokhin M.A., Nemtinov V.A. Pneumatic device for lifting a submersible drum for electroplating small parts in bulk.................. 220 Lubimyi N.S., PolshinA.A., Chetverikov B.S., Zagorodniy N.A., MaltsevA.K., Bytsenko M.V. Payback assessment of the metal– composite technology for modular drill bodies based on an experimentally confi rmed increase in cutting head tool life...................... 233 MATERIAL SCIENCE Karimi J. Microstructure and mechanical properties of Ti-6Al-4V: a comparison between selective laser melting, electron beam melting, and spark plasma sintering......................................................................................................................................................... 253 Ingle C.R., Nikalje A., Ambhore N. Optimization of wear rate in tungsten-copper metal matrix composites: a robust design approach.................................................................................................................................................................................................... 262 Karlina Yu.I., Konyukhov V.Yu., Oparina T.A. Study of abrasive wear resistance of low-carbon steel surface-alloyed with the Fe–C–Cr system using gas tungsten arc welding (GTAW)......................................................................................................................... 275 EDITORIALMATERIALS 295 FOUNDERS MATERIALS 307 CONTENTS
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