The Formation of Elastoplastic Fronts and Spall Fracture in AMg6 Alloy under Shock-Wave Loading
- Authors: Saveleva N.V.1, Bayandin Y.V.1, Savinykh A.S.2,3, Garkushin G.V.2,3, Razorenov S.V.2,3, Naimark O.B.1
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Affiliations:
- Institute of Continuous Media Mechanics,Ural Branch
- Institute of Problems of Chemical Physics
- Tomsk State University
- Issue: Vol 44, No 9 (2018)
- Pages: 823-826
- Section: Article
- URL: https://journals.rcsi.science/1063-7850/article/view/207918
- DOI: https://doi.org/10.1134/S1063785018090286
- ID: 207918
Cite item
Abstract
Full wave profiles were monitored by the laser interferometry method by means of a VISAR laser Doppler velocimeter under shock-wave loading of samples of AMg6 aluminum alloy. Analysis of these profiles was used to study the laws of elastic precursor formation and its amplitude variation during elastic–plastic transition front propagation in samples loaded by a shock wave of variable intensity. Critical stresses leading to the spall fracture of samples were determined as dependent on the strain rate under unloading.
About the authors
N. V. Saveleva
Institute of Continuous Media Mechanics,Ural Branch
Author for correspondence.
Email: saveleva@icmm.ru
Russian Federation, Perm, 614013
Yu. V. Bayandin
Institute of Continuous Media Mechanics,Ural Branch
Email: saveleva@icmm.ru
Russian Federation, Perm, 614013
A. S. Savinykh
Institute of Problems of Chemical Physics; Tomsk State University
Email: saveleva@icmm.ru
Russian Federation, Chernogolovka, Moscow oblast, 142432; Tomsk, 634050
G. V. Garkushin
Institute of Problems of Chemical Physics; Tomsk State University
Email: saveleva@icmm.ru
Russian Federation, Chernogolovka, Moscow oblast, 142432; Tomsk, 634050
S. V. Razorenov
Institute of Problems of Chemical Physics; Tomsk State University
Email: saveleva@icmm.ru
Russian Federation, Chernogolovka, Moscow oblast, 142432; Tomsk, 634050
O. B. Naimark
Institute of Continuous Media Mechanics,Ural Branch
Email: saveleva@icmm.ru
Russian Federation, Perm, 614013