Steel Surface Modification with Carbon Nanomaterial Using Concentrated Energy Flows
- Authors: Chudina O.V.1, Eletskii A.V.2, Terent’ev E.V.2, Bocharov G.S.2
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Affiliations:
- Moscow Automobile-Road State Technical University (MADI)
- National Research University MÉI
- Issue: Vol 60, No 5-6 (2018)
- Pages: 367-372
- Section: Treatment Using Highly Concentrated Energy Sources
- URL: https://journals.rcsi.science/0026-0673/article/view/236368
- DOI: https://doi.org/10.1007/s11041-018-0285-3
- ID: 236368
Cite item
Abstract
Surface strengthening of structural steels with carbon nanomaterials using laser and electron-beam heating is studied. It is shown that during laser treatment the maximum microhardness of a modified layer is achieved in a strengthened zone up to 70 μm thick with q = 9 × 104 W/cm2, and with electron beam treatment in a strengthened zone up to 300 μm thick with q = 4.6 × 104 W/cm2. It is established that in both cases with optimum treatment regimes strengthening is due to forming martensite, a cellular structure, and grain disintegration.
About the authors
O. V. Chudina
Moscow Automobile-Road State Technical University (MADI)
Author for correspondence.
Email: Chudina_madi@mail.ru
Russian Federation, Moscow
A. V. Eletskii
National Research University MÉI
Email: Chudina_madi@mail.ru
Russian Federation, Moscow
E. V. Terent’ev
National Research University MÉI
Email: Chudina_madi@mail.ru
Russian Federation, Moscow
G. S. Bocharov
National Research University MÉI
Email: Chudina_madi@mail.ru
Russian Federation, Moscow
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