Wear Resistance of the Surface Layers in Silumin after Electron-Beam Treatment
- Authors: Zagulyaev D.V.1, Gromov V.E.1, Konovalov S.V.2, Glezer A.M.3, Panin S.V.4, Ivanov Y.F.5
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Affiliations:
- Siberian State Industrial University
- Korolev Samara National Research University
- National University of Science and Technology MISiS
- Institute of Strength Physics and Materials Science, Siberian Branch, Russian Academy of Sciences
- Institute of High Current Electronics, Siberian Branch, Russian Academy of Sciences
- Issue: Vol 2019, No 10 (2019)
- Pages: 981-985
- Section: Advanced Materials and Technologies
- URL: https://journals.rcsi.science/0036-0295/article/view/173550
- DOI: https://doi.org/10.1134/S0036029519100318
- ID: 173550
Cite item
Abstract
Abstract—The hardness and the tribological properties of the AK10M2N silumin subjected to irradiation by a high-energy pulsed electron beam with an energy density of 35 J/cm2 are studied. As compared to the as-cast state, the microhardness of the surface layers increases by ≈20% (up to ≈1.2 GPa), the friction coefficient decreases by a factor of ≈1.3 (down to 0.42), and the wear parameter decreases by a factor of ≈6.6 (down to 0.74 × 10–3 mm3/(N m)). These changes are shown to be caused by the dissociation of silicon and intermetallic compounds in the surface layer during irradiation by a high-energy pulsed electron beam.
About the authors
D. V. Zagulyaev
Siberian State Industrial University
Author for correspondence.
Email: zagulyaev_dv@physics.sibsiu.ru
Russian Federation, Novokuznetsk, 654007
V. E. Gromov
Siberian State Industrial University
Email: zagulyaev_dv@physics.sibsiu.ru
Russian Federation, Novokuznetsk, 654007
S. V. Konovalov
Korolev Samara National Research University
Email: zagulyaev_dv@physics.sibsiu.ru
Russian Federation, Samara, 443086
A. M. Glezer
National University of Science and Technology MISiS
Email: zagulyaev_dv@physics.sibsiu.ru
Russian Federation, Moscow, 119049
S. V. Panin
Institute of Strength Physics and Materials Science, Siberian Branch, Russian Academy of Sciences
Email: zagulyaev_dv@physics.sibsiu.ru
Russian Federation, Tomsk, 634021
Yu. F. Ivanov
Institute of High Current Electronics, Siberian Branch, Russian Academy of Sciences
Email: zagulyaev_dv@physics.sibsiu.ru
Russian Federation, Tomsk, 634055
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