Effect of Zn% and Thermomechanical Treatments on the Mechanical Properties of Al-Zn-Mg Alloys

The aging kinetics and the coupling between plastic deformation andsubsequent aging on a set of Al-Zn-Mg alloys having different Zn-content(6.33%, 7%, 7.5% and 8%) are investigated. These alloys are produced withan extreme care during melting, alloying and sampling where the bestconditions of alloyi...

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Main Author: H. Ali
Format: Article
Language:English
Published: Unviversity of Technology- Iraq 2007-07-01
Series:Engineering and Technology Journal
Online Access:https://etj.uotechnology.edu.iq/article_181279_894198b580859b9718ce8620d6f34017.pdf
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author H. Ali
author_facet H. Ali
author_sort H. Ali
collection DOAJ
description The aging kinetics and the coupling between plastic deformation andsubsequent aging on a set of Al-Zn-Mg alloys having different Zn-content(6.33%, 7%, 7.5% and 8%) are investigated. These alloys are produced withan extreme care during melting, alloying and sampling where the bestconditions of alloying are adopted .The response to multi thermomechanicaltreatments practices are reported, where the combination between rollingpractice and aging is monitored by hardness measurements, tensile, impacttoughness measurements in addition to x-ray diffraction testing. The studyproves that, the zinc percent has a very important role in the precipitationhardening sequence of tested alloy; this effect is concentrated on the speedingup the kinetics of hardening by increasing the density and stability of GPzones and μ'-phase.
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spelling doaj.art-c4439e6060ce4099a3c66b2f700786ac2024-02-04T17:54:37ZengUnviversity of Technology- IraqEngineering and Technology Journal1681-69002412-07582007-07-0125784986210.30684/etj.25.7.4181279Effect of Zn% and Thermomechanical Treatments on the Mechanical Properties of Al-Zn-Mg AlloysH. AliThe aging kinetics and the coupling between plastic deformation andsubsequent aging on a set of Al-Zn-Mg alloys having different Zn-content(6.33%, 7%, 7.5% and 8%) are investigated. These alloys are produced withan extreme care during melting, alloying and sampling where the bestconditions of alloying are adopted .The response to multi thermomechanicaltreatments practices are reported, where the combination between rollingpractice and aging is monitored by hardness measurements, tensile, impacttoughness measurements in addition to x-ray diffraction testing. The studyproves that, the zinc percent has a very important role in the precipitationhardening sequence of tested alloy; this effect is concentrated on the speedingup the kinetics of hardening by increasing the density and stability of GPzones and μ'-phase.https://etj.uotechnology.edu.iq/article_181279_894198b580859b9718ce8620d6f34017.pdf
spellingShingle H. Ali
Effect of Zn% and Thermomechanical Treatments on the Mechanical Properties of Al-Zn-Mg Alloys
Engineering and Technology Journal
title Effect of Zn% and Thermomechanical Treatments on the Mechanical Properties of Al-Zn-Mg Alloys
title_full Effect of Zn% and Thermomechanical Treatments on the Mechanical Properties of Al-Zn-Mg Alloys
title_fullStr Effect of Zn% and Thermomechanical Treatments on the Mechanical Properties of Al-Zn-Mg Alloys
title_full_unstemmed Effect of Zn% and Thermomechanical Treatments on the Mechanical Properties of Al-Zn-Mg Alloys
title_short Effect of Zn% and Thermomechanical Treatments on the Mechanical Properties of Al-Zn-Mg Alloys
title_sort effect of zn and thermomechanical treatments on the mechanical properties of al zn mg alloys
url https://etj.uotechnology.edu.iq/article_181279_894198b580859b9718ce8620d6f34017.pdf
work_keys_str_mv AT hali effectofznandthermomechanicaltreatmentsonthemechanicalpropertiesofalznmgalloys