Zobrazeno 1 - 10
of 10
pro vyhledávání: '"Bohdan Efremenko"'
Autor:
Yuliia Chabak, Vasily Efremenko, Ivan Petryshynets, Michail Golinskyi, Kazumichi Shimizu, Bohdan Efremenko, Vadim Kudin, Alexander Azarkhov
Publikováno v:
Materials, Vol 17, Iss 15, p 3742 (2024)
In this paper, enhancing the tribological characteristics of novel cast metallic materials—hybrid multi-component cast irons—by applying a strengthening heat treatment is described. The experimental materials were the cast alloys of a nominal com
Externí odkaz:
https://doaj.org/article/d797c9e84d914f0ca55874771218b3ac
Autor:
Vadym Zurnadzhy, Vera Stavrovskaia, Yuliia Chabak, Ivan Petryshynets, Bohdan Efremenko, Kaiming Wu, Vasily Efremenko, Michail Brykov
Publikováno v:
Materials, Vol 17, Iss 9, p 1958 (2024)
Structural rolled steels are the primary products of modern ferrous metallurgy. Consequently, enhancing the mechanical properties of rolled steel using energy-saving processing routes without furnace heating for additional heat treatment is advisable
Externí odkaz:
https://doaj.org/article/35b6c0e1a5754529b1d4e2c8edce8341
Autor:
Yuliia Chabak, Ivan Petryshynets, Vasily Efremenko, Michail Golinskyi, Kazumichi Shimizu, Vadym Zurnadzhy, Ivan Sili, Hossam Halfa, Bohdan Efremenko, Viktor Puchy
Publikováno v:
Materials, Vol 16, Iss 6, p 2530 (2023)
This paper is devoted to the evaluation of the “three-body-abrasion” wear behaviour of (wt.%) 5W–5Mo–5V–10Cr-2.5Ti-Fe (balance) multi-component (C + B)-added alloys in the as-cast condition. The carbon (0.3 wt.%, 0.7 wt.%, 1.1 wt.%) and bor
Externí odkaz:
https://doaj.org/article/d5d398a62a3f47e2acb743f58a35ce52
Autor:
Yuliia Chabak, Vasily Efremenko, Vadym Zurnadzhy, Viktor Puchý, Ivan Petryshynets, Bohdan Efremenko, Victor Fedun, Kazumichi Shimizu, Iurii Bogomol, Volodymyr Kulyk, Dagmar Jakubéczyová
Publikováno v:
Metals, Vol 12, Iss 2, p 218 (2022)
The deposition of a thin (several tens of microns) protective coating in atmospheric conditions is a challenging task for surface engineering. The structural features and tribological properties of a particle-reinforced metal matrix composite coating
Externí odkaz:
https://doaj.org/article/de9bc63b5b504ef3b394d56b08e0d781
Autor:
Yuliia Chabak, Bohdan Efremenko, Ivan Petryshynets, Vasily Efremenko, Angeliki G. Lekatou, Vadym Zurnadzhy, Iurii Bogomol, Victor Fedun, Karol Kovaľ, Tatiana Pastukhova
Publikováno v:
Materials, Vol 14, Iss 24, p 7671 (2021)
The structural features and nanoindentation/tribological properties of 316 stainless steel fabricated by conventional rolling and laser-based powder bed fusion (LPBF) were comparatively investigated regarding the effect of surface-pulsed plasma treat
Externí odkaz:
https://doaj.org/article/05462dafac85438bb190d2901583ebde
Autor:
Yuliia Chabak, Vasily Efremenko, Miroslav Džupon, Kazumichi Shimizu, Victor Fedun, Kaiming Wu, Bohdan Efremenko, Ivan Petryshynets, Tatiana Pastukhova
Publikováno v:
Materials, Vol 14, Iss 12, p 3400 (2021)
The structural and tribological properties of a protective high-chromium coating synthesized on gray cast iron by air pulse-plasma treatments were investigated. The coating was fabricated in an electrothermal axial plasma accelerator equipped with an
Externí odkaz:
https://doaj.org/article/561b0d0c580942f4a0fbe9b9b0d3d8be
Autor:
Bohdan Efremenko, Vadym Zurnadzhy, Yuliia Chabak, Angeliki Lekatou, Peter Horňak, Marek Vojtko, Vasily Efremenko
Publikováno v:
Materials Science Forum. 1081:143-148
Co-28Cr-6Mo alloy (ASTM F75) is widely used in different biomedical applications (dental devices, orthopedic implants, etc.). Casting and metal forming are the two conventional technologies for the fabrication of this alloy. Recently, additive manufa
Autor:
Jakubéczyová, Yuliia Chabak, Vasily Efremenko, Vadym Zurnadzhy, Viktor Puchý, Ivan Petryshynets, Bohdan Efremenko, Victor Fedun, Kazumichi Shimizu, Iurii Bogomol, Volodymyr Kulyk, Dagmar
Publikováno v:
Metals; Volume 12; Issue 2; Pages: 218
The deposition of a thin (several tens of microns) protective coating in atmospheric conditions is a challenging task for surface engineering. The structural features and tribological properties of a particle-reinforced metal matrix composite coating
Autor:
Bohdan Efremenko, T. V. Pastukhova, Yuliia Chabak, V. G. Efremenko, Kaiming Wu, Ivan Petryshynets, Victor Fedun, Miroslav Džupon, Kazumichi Shimizu
Publikováno v:
Materials
Volume 14
Issue 12
Materials, Vol 14, Iss 3400, p 3400 (2021)
Volume 14
Issue 12
Materials, Vol 14, Iss 3400, p 3400 (2021)
The structural and tribological properties of a protective high-chromium coating synthesized on gray cast iron by air pulse-plasma treatments were investigated. The coating was fabricated in an electrothermal axial plasma accelerator equipped with an
Publikováno v:
Eastern-European Journal of Enterprise Technologies, Vol 2, Iss 12 (92), Pp 33-38 (2018)
The paper investigates the formation of equilibrium phase state in the surfacing materials 300Cr25Ni3Si3 and 500Cr40Ni40Si2BZr, obtained by electric arc surfacing that employs powder tapes PL AN-101 and PL AN-111. This makes it possible to determine