Thermo-Mechanical Processing of Rapidly Solidified 5083 Aluminium Alloy - Structure and Mechanical Properties

Aluminium-magnesium 5083 alloy was rapidly solidified by means of melt spinning technique and plastically consolidated during subsequent hot extrusion process. As a result, rods 8 mm in diameter were obtained. Structure of as-extruded material is characterized by ultra-fined grains, which influences...

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Main Author: Tokarski T.
Format: Article
Language:English
Published: Polish Academy of Sciences 2015-04-01
Series:Archives of Metallurgy and Materials
Subjects:
Online Access:http://www.degruyter.com/view/j/amm.2015.60.issue-1/amm-2015-0028/amm-2015-0028.xml?format=INT
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author Tokarski T.
author_facet Tokarski T.
author_sort Tokarski T.
collection DOAJ
description Aluminium-magnesium 5083 alloy was rapidly solidified by means of melt spinning technique and plastically consolidated during subsequent hot extrusion process. As a result, rods 8 mm in diameter were obtained. Structure of as-extruded material is characterized by ultra-fined grains, which influences on increasement of mechanical properties of the material. The strengthening effect was further enhanced by application of thermo-mechanical treatment consist of cold rolling combined with isothermal annealing. As a result, reduction of grain size from ∼710 nm to ∼270 nm as well as enhancement of yield stress (330 MPa to 420 MPa) and ultimate tensile strength (410 MPa to 460 MPa) were achieved. Based on received results Hall-Petch coefficients (σ0, k) for 5083 RS material were determined.
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spelling doaj.art-d74e6575ec4b40acb12b5491af468de92022-12-21T18:00:02ZengPolish Academy of SciencesArchives of Metallurgy and Materials2300-19092015-04-0160117718010.1515/amm-2015-0028amm-2015-0028Thermo-Mechanical Processing of Rapidly Solidified 5083 Aluminium Alloy - Structure and Mechanical PropertiesTokarski T.0 AGH UNIVERSITY OF SCIENCE AND TECHNOLOGY, FACULTY OF NON-FERROUS METALS, AL. A. MICKIEWICZA 30, 30-059 KRAKÓW, POLANDAluminium-magnesium 5083 alloy was rapidly solidified by means of melt spinning technique and plastically consolidated during subsequent hot extrusion process. As a result, rods 8 mm in diameter were obtained. Structure of as-extruded material is characterized by ultra-fined grains, which influences on increasement of mechanical properties of the material. The strengthening effect was further enhanced by application of thermo-mechanical treatment consist of cold rolling combined with isothermal annealing. As a result, reduction of grain size from ∼710 nm to ∼270 nm as well as enhancement of yield stress (330 MPa to 420 MPa) and ultimate tensile strength (410 MPa to 460 MPa) were achieved. Based on received results Hall-Petch coefficients (σ0, k) for 5083 RS material were determined.http://www.degruyter.com/view/j/amm.2015.60.issue-1/amm-2015-0028/amm-2015-0028.xml?format=INTRapid solidificationAl-Mg alloythermo-mechanical treatment
spellingShingle Tokarski T.
Thermo-Mechanical Processing of Rapidly Solidified 5083 Aluminium Alloy - Structure and Mechanical Properties
Archives of Metallurgy and Materials
Rapid solidification
Al-Mg alloy
thermo-mechanical treatment
title Thermo-Mechanical Processing of Rapidly Solidified 5083 Aluminium Alloy - Structure and Mechanical Properties
title_full Thermo-Mechanical Processing of Rapidly Solidified 5083 Aluminium Alloy - Structure and Mechanical Properties
title_fullStr Thermo-Mechanical Processing of Rapidly Solidified 5083 Aluminium Alloy - Structure and Mechanical Properties
title_full_unstemmed Thermo-Mechanical Processing of Rapidly Solidified 5083 Aluminium Alloy - Structure and Mechanical Properties
title_short Thermo-Mechanical Processing of Rapidly Solidified 5083 Aluminium Alloy - Structure and Mechanical Properties
title_sort thermo mechanical processing of rapidly solidified 5083 aluminium alloy structure and mechanical properties
topic Rapid solidification
Al-Mg alloy
thermo-mechanical treatment
url http://www.degruyter.com/view/j/amm.2015.60.issue-1/amm-2015-0028/amm-2015-0028.xml?format=INT
work_keys_str_mv AT tokarskit thermomechanicalprocessingofrapidlysolidified5083aluminiumalloystructureandmechanicalproperties