Search Results - "M.S. Khoma"

Increasing corrosion resistance of Ni-Mo composite electrodeposited coatings: Doping with boron by Halaichak, S.A., Vynar, V.A., Khoma, M.S., Mardarevych, R.S., Ivashkiv, V.R., Korniy, S.A.

“…•Ni-Mo-B composite electrode posited coatings with high corrosion resistance were obtained. Corrosion-resistant Ni-Mo-B electrode posited coatings were…”
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A Theoretical Study of Surface Phenomena in the Selective Dissolution of Copper-Zinc Alloys by V.I. Pokhmurskii, V.I. Kopylets, M.S. Khoma

“…A cluster model has been developed to explain the interaction of deformed metals in aggressive corrosion environments. Theoretical calculations have explained…”
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Problems of fracture of metals in hydrogen-sulfide media by Khoma, M. S.

“…We consider the principal types of fracture of steels in hydrogen-sulfide media and the methods used for their investigation. The analysis of the available…”
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Influence of corrosion in media with different pH on local electrode potentials of steels by Khoma, M. S., Sysyn, H. M.

“…We present results of investigations of the microelectrochemical heterogeneity of surfaces of steels 20, 30KhMA, and 12Kh21N5T after corrosion in…”
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Influence of Cyclic Loads on the Fracture Resistance of Pipe Steels and their Welded Joints in Hydrogen-Sulfide Media by Khoma, M. S., Chuchman, M. R., Ivashkiv, V. R., Sysyn, H. M.

“…It is shown that the high resistance of 20, 30KhMA, and 12Kh21N5T steels to hydrogen-sulfide stress corrosion cracking does not guarantee their high resistance…”
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Monitoring of the Corrosion-Mechanical Fracture of Equipment by the Impulse Electrochemical Method by Arkhypov, О. H., Khoma, M. S., Lyfar, V. О., Koval’ov, D. О.

“…We propose a new method for the electrochemical impulse monitoring of corrosion-mechanical failures of technological objects operating in liquid electrolytes…”
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In-Service Degradation of the Mechanical Properties of the Metal of an Ammonia Pipeline by Arkhypov, O. H., Nikhaenko, Yu. Ya, Borysenko, V. A., Khoma, M. S., Lyubymova-Zinchenko, O. V.

“…We analyze the regularities of changes in the mechanical characteristics of the metal of the Tol’yatti–Odessa ammonia pipeline for 30 yr of operation. Under…”
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Influence of defects of welded joints of 17G1SU pipe steel on its resistance to hydrogen-sulfide cracking by Khoma, M. S., Yurkevych, R. M., Chumalo, H. V., Radkevych, O. I.

“…We have studied the influence of defects in welded joints of 17G1SU pipe steel performed by manual electric arc method with UONII 13/55R, FOX EV 50 (Böhler),…”
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Electrochemical properties of welded joints of 17G1SU steel by Khoma, M. S., Sysyn, H. M., Radkevych, O. I., Holovchuk, M. Ya

“…We study the electrochemical and microelectrochemical characteristics and the microhardness of a fragment of a pipe made of 17G1SU steel with a weld made by…”
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Influence of deformation on the microelectrochemical heterogeneity of welded joints of 17G1SU steel by Khoma, M. S., Yavors’kyi, V. T., Dz’oba, Yu. V., Sysyn, H. M.

“…We study the microelectrochemical characteristics of 17G1SU pipe steel with. welded joints prepared with the help of a UONII-13/55R electrode under…”
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Degradation of 09H2S steel under the conditions of petroleum refining by Arkhypov, O. H., Khoma, M. S., Borysenko, V. A., Lipko, H. V., Zinchenko, O. V., Boyarchuk, O. H., Koval’ov, D. O.

“…We study the changes in the properties of 09H2S + 08Kh13 bimetal from the K-6 and K-2 columns of the “LYNYK” Closed Joint-Stock Company after operation for 27…”
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Corrosion fatigue resistance and mechanoelectrochemical properties of stainless steels taking their structure into consideration by Krokhmal'nyi, A. M., Khoma, M. S.

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