Zobrazeno 1 - 10
of 50
pro vyhledávání: '"Irina Volokitina"'
Publikováno v:
Journal of Materials Research and Technology, Vol 31, Iss , Pp 2985-2993 (2024)
In recent years, severe plastic deformation has been one of the most popular methods of increasing the mechanical properties of bars. Obtaining an ultra or nanostructure in such bars provides high strength properties, but also reduces plasticity. Thi
Externí odkaz:
https://doaj.org/article/4b0ac1cf75014ef1ac692a8ab537c556
Autor:
Assylbek Nurumgaliyev, Talgat Zhuniskaliyev, Viktor Shevko, Yerbol Mukhambetgaliyev, Bauyrzhan Kelamanov, Yerbol Kuatbay, Alexandra Badikova, Gauhar Yerekeyeva, Irina Volokitina
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-14 (2024)
Abstract Investigation of the possibility of obtaining a complex master alloy used in the deoxidation of steel, smelted from substandard manganese-containing materials, briquettes, and high-ash coals in ore-thermal electric furnaces. Thermodynamic mo
Externí odkaz:
https://doaj.org/article/381ee267a0444ae8ba569ce22bcb598f
Autor:
Evgeniy Panin, Irina Volokitina, Andrey Volokitin, Abdrakhman Naizabekov, Gulzhainat Akhmetova, Sergey Lezhnev, Andrey Tolkushkin, Aibol Esbolat
Publikováno v:
Tehnički Vjesnik, Vol 31, Iss 6, Pp 1805-1814 (2024)
In this work, finite element simulation of the rolling-pressing process with horizontal and vertical rolls was carried out. To analyze the efficiency of metal processing, the main parameters of the stress-strain state were considered: equivalent stra
Externí odkaz:
https://doaj.org/article/6fb192a1b67844baaa8dc2621334be8d
Publikováno v:
Symmetry, Vol 16, Iss 9, p 1174 (2024)
This article presents the results of research on a new combined process involving multi-cycle wire-drawing and subsequent cryogenic cooling after each deformation stage. For theoretical research, modeling in the Deform software was performed. The ana
Externí odkaz:
https://doaj.org/article/72f39bfc363546bca97741649d71ce63
Publikováno v:
Symmetry, Vol 16, Iss 8, p 997 (2024)
In recent years, severe plastic deformation has attracted the most attention as a way to improve the mechanical properties of steel bars. Obtaining ultrafine grains and nanostructures in such bars leads to a strong increase in strength properties but
Externí odkaz:
https://doaj.org/article/a3d2232b10d94f228da9d66f2a354d2d
Autor:
Irina Volokitina, Andrey Volokitin, Evgeniy Panin, Tatiana Fedorova, Dmitry Lawrinuk, Alexandr Kolesnikov, Almas Yerzhanov, Zoya Gelmanova, Yury Liseitsev
Publikováno v:
Case Studies in Construction Materials, Vol 19, Iss , Pp e02609- (2023)
The paper studies the evolution of microstructure and mechanical properties of copper wire during a new combined straining process. The main point of the technological process is to strain the wire in a rotating equal-channel step die and subsequent
Externí odkaz:
https://doaj.org/article/db31bb3a9e9a4173b4c3d84c5c8b05cf
Autor:
Irina Volokitina, Andrey Volokitin, Anastasia Denissova, Tatiana Fedorova, Dmitry Lawrinuk, Alexandr Kolesnikov, Almas Yerzhanov, Yerbol Kuatbay, Yury Liseitsev
Publikováno v:
Case Studies in Construction Materials, Vol 19, Iss , Pp e02346- (2023)
A traditional use of high cumulative reduction ratios is not effective for manufacturing wire with high performance and mechanical properties, since cold plastic deformation reduces the wire diameter, while hot deformation has its own limitations. Th
Externí odkaz:
https://doaj.org/article/8bd7c3588346453e8b4f340aa9bab381
Autor:
Irina Volokitina, Bayan Sapargaliyeva, Aktolkyn Agabekova, Samal Syrlybekkyzy, Andrey Volokitin, Lazzat Nurshakhanova, Farida Nurbaeva, Alexandr Kolesnikov, Gulzhan Sabyrbayeva, Aizhan Izbassar, Olga Kolesnikova, Yury Liseitsev, Svetlana Vavrenyuk
Publikováno v:
Case Studies in Construction Materials, Vol 19, Iss , Pp e02256- (2023)
This study describes the evolution of the microstructure and mechanical properties of bimetallic aluminum-copper rods during straining by Equal channel angular pressing-drawing (ECAP-drawing). The study was conducted by means of a transmission electr
Externí odkaz:
https://doaj.org/article/2180e0fd0d2f44a2aab6f8f080dcd58a
Autor:
Irina Volokitina, Bayan Sapargaliyeva, Aktolkyn Agabekova, Andrey Volokitin, Samal Syrlybekkyzy, Alexandr Kolesnikov, Gulnara Ulyeva, Almas Yerzhanov, Pavel Kozlov
Publikováno v:
Case Studies in Construction Materials, Vol 18, Iss , Pp e02162- (2023)
This article investigates the effect of a new processing technology on the change in microstructure and mechanical properties of bimetallic aluminum-copper wire. This technology makes it possible to produce a new generation of wire for use in the con
Externí odkaz:
https://doaj.org/article/b9bb3f00daa14d12be1410a238d5e032
Autor:
Nurlan Zhangabay, Islambek Baidilla, Askhat Tagybayev, Ulanbator Suleimenov, Zhangeldi Kurganbekov, Medetbek Kambarov, Alexandr Kolesnikov, Gulnaz Ibraimbayeva, Khassen Abshenov, Irina Volokitina, Bakhytzhan Nsanbayev, Yermek Anarbayev, Pavel Kozlov
Publikováno v:
Case Studies in Construction Materials, Vol 18, Iss , Pp e02161- (2023)
In this paper, an experimental study of the thermophysical processes occurring in the developed two new structures of external fencing with the use of heat-reflecting screens in comparison with the traditional one is carried out. The results of the s
Externí odkaz:
https://doaj.org/article/fce5c19849764757bea8ccb474306d57