Browsing by Author "Khelfa, T."
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Analysis of the micro and substructural evolution during severe plastic deformation of ARMCO iron and consequences in mechanical properties
Muñoz Bolaños, J.A.; Higuera Cobos, Oscar Fabián; Benito Páramo, José Antonio; Bradai, Djamel; Khelfa, T.; Cabrera Marrero, José M. (2019-01-07)
Article
Restricted access - publisher's policyARMCO iron processed by ECAP up to a maximum equivalent strain of sixteen ECAP passes following route Bc was investigated by Electron Back Scattering Diffraction (EBSD), Transmission Electron Microscopy (TEM), TEM-EBSD and ... -
Ductility and plasticity of ferritic-pearlitic steel after severe plastic deformation
Khelfa, T.; Muñoz Bolaños, J.A.; Cabrera Marrero, José M. (2021-02-23)
Article
Open AccessA ferritic-pearlitic steel was subjected to severe plastic deformation (SPD) through Equal Channel Angular Pressing (ECAP) at room temperature, obtaining strengths greater than 1 GPa. Steel constituents were identified by ... -
Effect of ECAP and subsequent annealing on microstructure, texture, and microhardness of a AA6060 aluminum alloy
Khelfa, T.; Azzeddine, Hiba; Muñoz Bolaños, J.A.; Cabrera Marrero, José M.; Brisset, François; Helbert, Anne-Laure; Baudin, Thierry; Khitouni, Mohamed (2021-11-15)
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Open AccessAA6060 aluminum alloy was subjected to severe plastic deformation through equal-channel angular pressing (ECAP) up to 8 passes via route BC. ECAPed samples isochronally annealed for 1 hour at a temperature range of 150-450 ... -
Microstructure and mechanical properties of AA6082-T6 by ECAP under warm processing
Khelfa, T.; Muñoz Bolaños, J.A.; Li, F.; Cabrera Marrero, José M.; Khitouni, Mohamed (2019-07-27)
Article
Open AccessAn AA6082 alloy deformed by equal channel angular pressing (ECAP) was studied. The evolution of microstructure as a function of the strain imparted was evaluated by optical microscopy (OM), scanning electron microscopy ... -
Microstructure and strengthening mechanisms in an Al-Mg-Si alloy processed by equal channel angular pressing (ECAP)
Khelfa, T.; Rekik, M. A.; Muñoz Bolaños, J.A.; Cabrera Marrero, José M.; Khitouni, Mohamed (2017-11-08)
Article
Restricted access - publisher's policyThe microstructure, mechanical properties, and strengthening mechanisms of an Al-Mg-Si alloy (AA6060) subjected to severe plastic deformation using equal channel angular pressing (ECAP) were investigated. Samples were ... -
Plastic behavior and microstructure heterogeneity of an AA6063-T6 aluminium alloy processed by symmetric and asymmetric rolling
Muñoz Bolaños, Jairo Alberto; Khelfa, T.; Ariel Duarte, Gonzalo; Avalos, Martina Cecilia; Bolmaro, Raúl; Cabrera Marrero, José M. (Multidisciplinary Digital Publishing Institute (MDPI), 2022-09)
Article
Open AccessRolling is one of the most employed industrial processes which can be used at multiple manufacturing stages, allowing different geometries such as plates, rods, profiles, billets, slabs, tubes, and seamless tubes to be ... -
Strain hardening behavior in an AA6060-T6 alloy processed by ECAP
Khelfa, T.; Muñoz Bolaños, J.A.; Cabrera Marrero, José M.; Khitouni, Mohamed (2020-09)
Article
Open AccessStrain hardening is a useful mechanism for improving mechanical properties in materials. This study investigates the strain-hardening behavior of an AA6060 alloy processed by equal channel angular pressing (ECAP) up to 12 ... -
Structure and microstructure evolution of Al-Mg-Si alloy processed by equal-channel angular pressing
Khelfa, T.; Rekik, M. A.; Khitouni, Mohamed; Cabrera Marrero, José M. (2017-09-01)
Article
Open AccessAn ultrafine grained Al–Mg–Si alloy was prepared by severe plastic deformation using the equal-channel angular pressing (ECAP) method. Samples were ECAPed through a die with an inner angle of F = 90° and outer arc of ...