Strain Accumulated during Equal-Channel Angular Pressing and Its Components
- Authors: Utyashev F.Z.1, Valiev R.Z.2, Raab G.I.2, Galimov A.K.2
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Affiliations:
- Institute for Metals Superplasticity Problems, Russian Academy of Sciences
- Ufa State Aviation Technical University
- Issue: Vol 2019, No 4 (2019)
- Pages: 281-288
- Section: Physical Foundations of Strength and Plasticity
- URL: https://journals.rcsi.science/0036-0295/article/view/173141
- DOI: https://doi.org/10.1134/S0036029519040311
- ID: 173141
Cite item
Abstract
A new approach to calculating the strain after equal-channel angular pressing is proposed. It is based on the kinematics of material points traveling along physical mass-transfer trajectories. Formulas for determining the accumulated strain and its shear and rotation (torsion) components are derived. The strain component distribution is found as a function of the cross section of a workpiece and the angle of the channel intersection in a die is established. The calculation results are verified.
About the authors
F. Z. Utyashev
Institute for Metals Superplasticity Problems, Russian Academy of Sciences
Author for correspondence.
Email: ufz1947@mail.ru
Russian Federation, Ufa, 450001
R. Z. Valiev
Ufa State Aviation Technical University
Email: ufz1947@mail.ru
Russian Federation, Ufa, 450001
G. I. Raab
Ufa State Aviation Technical University
Email: ufz1947@mail.ru
Russian Federation, Ufa, 450001
A. K. Galimov
Ufa State Aviation Technical University
Email: ufz1947@mail.ru
Russian Federation, Ufa, 450001