Formation of a submicrocrystalline structure in metastable austenitic steels during severe plastic deformation and subsequent heating
- Authors: Mal’tseva L.A.1, Mal’tseva T.V.1, Yurovskikh A.S.1, Raab G.I.2, Sharapova V.A.1, Vakhonina K.D.1
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Affiliations:
- El’tsin Ural Federal University
- Ufa State Aviation Technical University
- Issue: Vol 2016, No 3 (2016)
- Pages: 181-188
- Section: Article
- URL: https://journals.rcsi.science/0036-0295/article/view/170371
- DOI: https://doi.org/10.1134/S0036029516030095
- ID: 170371
Cite item
Abstract
The structure and the mechanical properties of metastable austenitic steels after severe plastic deformation by four or six passes of equal-channel angular pressing (ECAP) at a temperature of 400°C are studied. It is shown that ECAP results in strain hardening mainly due to the formation of a submicrocrystalline structure, which is retained after subsequent heating to 500°C.
About the authors
L. A. Mal’tseva
El’tsin Ural Federal University
Author for correspondence.
Email: mla44@mail.ru
Russian Federation, Yekaterinburg, 620083
T. V. Mal’tseva
El’tsin Ural Federal University
Email: mla44@mail.ru
Russian Federation, Yekaterinburg, 620083
A. S. Yurovskikh
El’tsin Ural Federal University
Email: mla44@mail.ru
Russian Federation, Yekaterinburg, 620083
G. I. Raab
Ufa State Aviation Technical University
Email: mla44@mail.ru
Russian Federation, Ufa, 450008
V. A. Sharapova
El’tsin Ural Federal University
Email: mla44@mail.ru
Russian Federation, Yekaterinburg, 620083
K. D. Vakhonina
El’tsin Ural Federal University
Email: mla44@mail.ru
Russian Federation, Yekaterinburg, 620083