Search Results - "Chabak, Yu. G."

Microstructural Map and Phase Chemical Compositions in Hybrid Multi-component Cast Alloys Fe–W–Mo–V–Cr–Ti–(1.5–3.5 Wt Pct)B–(0.3–1.1 Wt Pct)C by Efremenko, V. G., Chabak, Yu. G., Lekatou, A. G., Shimizu, K., Petryshynets, I., Zurnadzhy, V. I., Efremenko, B. V., Kusumoto, K., Halfa, H.

“…This article presents the systematic data on the effects of carbon and boron on the microstructure and phase elemental composition of the hybrid…”
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Impact–abrasive–corrosion wear of Fe-based alloys: Influence of microstructure and chemical composition upon wear resistance by Efremenko, V.G., Shimizu, K., Noguchi, T., Efremenko, A.V., Chabak, Yu. G.

“…A wide range of heat treated iron-based alloys (steels and white cast irons) was subjected to wear test in laboratory mill with the aim of discovering the…”
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High-Temperature Oxidation and Decarburization of 14.55 wt pct Cr-Cast Iron in Dry Air Atmosphere by Efremenko, V. G., Chabak, Yu. G., Lekatou, A., Karantzalis, A. E., Efremenko, A. V.

“…The oxidation and decarburization behavior of 14.55 wt pct Cr-cast iron at 1273 K to 1423 K (1000 °C to 1150 °C) in a dry air atmosphere was studied. A…”
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Pulsed plasma deposition of Fe-C-Cr-W coating on high-Cr-cast iron: Effect of layered morphology and heat treatment on the microstructure and hardness by Efremenko, V.G., Chabak, Yu.G., Lekatou, A., Karantzalis, A.E., Shimizu, K., Fedun, V.I., Azarkhov, A.Yu, Efremenko, A.V.

“…Pulsed plasma treatment was applied for surface modification and laminated coating deposition on 14.5wt%-Cr cast iron. The scopes of the research were: (a) to…”
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Quenching and Partitioning–Based Heat Treatment for Rolled Grinding Steel Balls by Zurnadzhy, V. I., Efremenko, V. G., Wu, K. M., Lekatou, A. G., Shimizu, K., Chabak, Yu. G., Zotov, D. S., Dunayev, E. V.

“…A “Quenching and Partitioning” (Q&P)–based heat treatment has been applied to rolled grinding steel (0.75 wt pct C-Mn-Cr) balls of 104-mm diameter to prevent…”
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Alternative Heat Treatments for Complex-Alloyed High-Cr Cast Iron Before Machining by Efremenko, V. G., Wu, K. M., Chabak, Yu. G., Shimizu, K., Isayev, O. B., Kudin, V. V.

“…Four heat treatment schedules were applied to 14.6 wt pct Cr-2.2 wt pct Mn-1 wt pct Ni cast iron to improve its machinability: (a) one-step continuous…”
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Current Functional Materials for Wear-Resistant Casting: from Multicomponent Cast Irons to Hybrid High-Boron Alloys by Yu. G. Chabak, V. I. Zurnadzhy, M. A. Golinskyi, V. G. Efremenko, N. P. Zaichuk, I. Petryshynets, and S. P. Shymchuk

“…The results obtained in the last two decades in the development of functional tribological alloys for the castings working under severe abrasion, erosion, and…”
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Kinetic Parameters of Secondary Carbide Precipitation in High-Cr White Iron Alloyed by Mn-Ni-Mo-V Complex by Efremenko, V. G., Chabak, Yu. G., Brykov, M. N.

“…This study presents kinetics of precipitation of secondary carbides in 14.55%Cr-Mn-Ni-Mo-V white cast iron during the destabilization heat treatment. The…”
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Application of the Q-n-P-Treatment for Increasing the Wear Resistance of Low-Alloy Steel with 0.75% C by Efremenko, V. G., Zurnadzhi, V. I., Chabak, Yu. G., Tsvetkova, O. V., Dzherenova, A. V.

“…We study the influence of the Q-n-P-treatment including the interrupted quenching followed by holding at 250–350°C on the microstructure, hardness, and…”
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Effect of bulk heat treatment and plasma surface hardening on the microstructure and erosion wear resistance of complex-alloyed cast irons with spheroidal vanadium carbides by Efremenko, V. G., Shimizu, K., Pastukhova, T. V., Chabak, Yu. G., Kusumoto, K., Efremenko, A. V.

“…The results of an investigation of the effect of bulk quenching from temperature in the range of 760–1050°C, cryogenic treatment (–196°C) and surface plasma…”
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Abrasive resistance of metastable V–Cr–Mn–Ni spheroidal carbide cast irons using the factorial design method by Efremenko, V. G., Shimizu, K., Cheiliakh, A. P., Pastukhova, T. V., Chabak, Yu. G., Kusumoto, K.

“…Full factorial design was used to evaluate the two-body abrasive resistance of 3wt%C–4wt%Mn–1.5wt%Ni spheroidal carbide cast irons with varying…”
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Plasma Case Hardening of Wear-Resistant High-Chromium Cast Iron by Efremenko, V. G., Chabak, Yu. G., Karantzalis, A. E., Lekatou, A., Vakulenko, I. A., Mazur, V. A., Fedun, V. I.

“…The effect of plasma parameters on the case hardening of wear-resistant high-chromium cast iron in different structural condition is studied. Correlation…”
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Wear mechanism and chemical composition optimization of complex-alloyed cast iron with spheroidal vanadium carbide under conditions of abrasive erosion by Efremenko, V. G., Shimizu, K., Pastukhova, T. V., Chabak, Yu. G., Kusumoto, K., Efremenko, A. V.

“…Using full factorial design in experiment 3 2 , the contents of vanadium and chromium in heattreated V–Cr–Mn–Ni cast irons with spheroidal vanadium carbide…”
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Correction to: Application of the Q-n-P-Treatment for Increasing the Wear Resistance of Low-Alloy Steel with 0.75% C by Efremenko, V. G., Zurnadzhi, V. I., Chabak, Yu. G., Tsvetkova, O. V., Dzherenova, A. V.

“…The name of the first author should read V. G. Efremenko. The name of the third author should read Yu. G. Chabak…”
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The novel hybrid concept on designing advanced multi-component cast irons: Effect of boron and titanium (Thermodynamic modelling, microstructure and mechanical property evaluation) by Efremenko, V.G., Chabak, Yu.G., Shimizu, K., Golinskyi, M.A., Lekatou, A.G., Petryshynets, I., Efremenko, B.V., Halfa, H., Kusumoto, K., Zurnadzhy, V.I.

“…The novel hybrid concept of multi-component high‑boron cast irons for wear applications is proposed in this work. The effect of 1.59–3.57 wt% boron on the…”
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Effects of stress relief tempering on microstructure and tensile/impact behavior of quenched and partitioned commercial spring steel by Zurnadzhy, V.I., Efremenko, V.G., Wu, K.M., Azarkhov, A.Yu, Chabak, Yu.G., Greshta, V.L., Isayev, O.B., Pomazkov, M.V.

“…The primary aim of the present study was to investigate the impacts of tempering (at 200–300 °C) on microstructure and mechanical properties of commercial…”
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Formation mechanism, microstructural features and dry-sliding behaviour of “Bronze/WC carbide” composite synthesised by atmospheric pulsed-plasma deposition by Efremenko, V.G., Chabak, Yu.G., Fedun, V.I., Shimizu, K., Pastukhova, T.V., Petryshynets, I., Zusin, A.M., Kudinova, E.V., Efremenko, B.V.

“…The present work was focused on the study of a composite metal-ceramic coating synthesised by atmospheric pulsed plasma deposition using an electro-thermal…”
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Micromechanical, corrosion and wet sliding wear behaviours of Co-28Cr-6Mo alloy: Wrought vs. LPBF by Efremenko, V.G., Lekatou, A.G., Chabak, Yu.G., Efremenko, B.V., Petryshynets, I., Zurnadzhy, V.I., Emmanouilidou, S., Vojtko, M.

“…The work is dedicated to the comparative study of a Co-28Cr-6Mo alloy fabricated by two methods (forging and laser bed fusion (LPBF)), in terms of…”
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Microstructure and phase elemental distribution in high-boron multi-component cast irons by Chabak, Yu. G., Shimizu, K., Efremenko, V. G., Golinskyi, M. A., Kusumoto, K., Zurnadzhy, V. I., Efremenko, A. V.

“…The novel cast irons of chemical composition (wt%) 0.7C—5W—5Mo—5V—10Cr—2.5Ti were invented with the additions of 1.6wt% B and 2.7wt% B. The aim of this work…”
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Comparative Analysis of the Microstructural Features of 28 wt.% Cr Cast Iron Fabricated by Pulsed Plasma Deposition and Conventional Casting by Chabak, Yu. G., Efremenko, V. G., Shimizu, K., Lekatou, A., Pastukhova, T. V., Azarkhov, A. Yu, Zurnadzhy, V. I.

“…The effect of pulsed plasma deposition (by an electrothermal axial plasma accelerator) followed by post-heat treatment on the structure and microhardness of a…”
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