The Influence of Quenching Media and Aging Time on Microstructure and Mechanical Behavior of 6061 Aluminum Alloy

Aluminum-magnesium-silicon (Al-Mg-Si) alloys are medium strength, excellent formability, good corrosion resistance and widely used in extruded products and automotive body materials. The influence of quenching media with different aging time on microstructure and mechanical properties of 6061 alumin...

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Main Author: Naser Korde Zedin
Format: Article
Language:English
Published: Unviversity of Technology- Iraq 2015-10-01
Series:Engineering and Technology Journal
Subjects:
Online Access:https://etj.uotechnology.edu.iq/article_108821_21b18d9cbbb8b2e6a9c72c94161d8762.pdf
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author Naser Korde Zedin
author_facet Naser Korde Zedin
author_sort Naser Korde Zedin
collection DOAJ
description Aluminum-magnesium-silicon (Al-Mg-Si) alloys are medium strength, excellent formability, good corrosion resistance and widely used in extruded products and automotive body materials. The influence of quenching media with different aging time on microstructure and mechanical properties of 6061 aluminum alloy was investigated. The results show formation of (Mg2Si) and (CuAl2) phaseswhensolution treatmentwas applied (at 520°C for 2h,followed by quenching in water and oil at room temperature then aging (at 175°C for 2, 4and6h)) which resultimprovingof both the strength, hardness and decreases elongation. It can be noted that, the grains of samples which are quenching in water is finer than the structure of samples which are quenching in oil. The values of yield stress and ultimate tensile strength decrease respectively with increasing aging time to 6h as (258MPa) and (264MPa) for water quenching and (199MPa) and (235MPa) for oil quenching. In this piper were measured and discussedthe variation of the yield stress, ultimate tensile strength and elongation with different solution quenching and aging time.
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spelling doaj.art-1c69ed4a34c64408adef92f615fc3c872024-02-04T17:28:35ZengUnviversity of Technology- IraqEngineering and Technology Journal1681-69002412-07582015-10-01338A1757177010.30684/etj.2015.108821108821The Influence of Quenching Media and Aging Time on Microstructure and Mechanical Behavior of 6061 Aluminum AlloyNaser Korde ZedinAluminum-magnesium-silicon (Al-Mg-Si) alloys are medium strength, excellent formability, good corrosion resistance and widely used in extruded products and automotive body materials. The influence of quenching media with different aging time on microstructure and mechanical properties of 6061 aluminum alloy was investigated. The results show formation of (Mg2Si) and (CuAl2) phaseswhensolution treatmentwas applied (at 520°C for 2h,followed by quenching in water and oil at room temperature then aging (at 175°C for 2, 4and6h)) which resultimprovingof both the strength, hardness and decreases elongation. It can be noted that, the grains of samples which are quenching in water is finer than the structure of samples which are quenching in oil. The values of yield stress and ultimate tensile strength decrease respectively with increasing aging time to 6h as (258MPa) and (264MPa) for water quenching and (199MPa) and (235MPa) for oil quenching. In this piper were measured and discussedthe variation of the yield stress, ultimate tensile strength and elongation with different solution quenching and aging time.https://etj.uotechnology.edu.iq/article_108821_21b18d9cbbb8b2e6a9c72c94161d8762.pdfaluminum alloyage hardeningprecipitation hardeningmechanical properties
spellingShingle Naser Korde Zedin
The Influence of Quenching Media and Aging Time on Microstructure and Mechanical Behavior of 6061 Aluminum Alloy
Engineering and Technology Journal
aluminum alloy
age hardening
precipitation hardening
mechanical properties
title The Influence of Quenching Media and Aging Time on Microstructure and Mechanical Behavior of 6061 Aluminum Alloy
title_full The Influence of Quenching Media and Aging Time on Microstructure and Mechanical Behavior of 6061 Aluminum Alloy
title_fullStr The Influence of Quenching Media and Aging Time on Microstructure and Mechanical Behavior of 6061 Aluminum Alloy
title_full_unstemmed The Influence of Quenching Media and Aging Time on Microstructure and Mechanical Behavior of 6061 Aluminum Alloy
title_short The Influence of Quenching Media and Aging Time on Microstructure and Mechanical Behavior of 6061 Aluminum Alloy
title_sort influence of quenching media and aging time on microstructure and mechanical behavior of 6061 aluminum alloy
topic aluminum alloy
age hardening
precipitation hardening
mechanical properties
url https://etj.uotechnology.edu.iq/article_108821_21b18d9cbbb8b2e6a9c72c94161d8762.pdf
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