Effect of Mg addition on the crystallization kinetics of Zn-Al-Cu alloys

In this work, the main aim was to determine the effect of Mg addition on the crystallization kinetics and microstructure of Zn-10Al-1Cu alloy. The effectiveness of magnesium addition was detected on the basis of microstructure morphology investigations and changes occurring in the cooling curves of...

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Main Authors: Krupiński M., Labisz K., Jonda E.
Format: Article
Language:English
Published: Technical Faculty, Bor 2020-01-01
Series:Journal of Mining and Metallurgy. Section B: Metallurgy
Subjects:
Online Access:http://www.doiserbia.nb.rs/img/doi/1450-5339/2020/1450-53392000029K.pdf
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author Krupiński M.
Labisz K.
Jonda E.
author_facet Krupiński M.
Labisz K.
Jonda E.
author_sort Krupiński M.
collection DOAJ
description In this work, the main aim was to determine the effect of Mg addition on the crystallization kinetics and microstructure of Zn-10Al-1Cu alloy. The effectiveness of magnesium addition was detected on the basis of microstructure morphology investigations and changes occurring in the cooling curves of the investigated alloys. To describe the phenomena that occurred in the material during solidification under various conditions caused by a change in the chemical composition as a result of the appliance of modifiers, it was decided to use methods of thermal derivative analysis, allowing to effectively and accurately describe the crystallization kinetics of the tested materials. The scientific goal of the presented work was examination of the impact of magnesium addition and effect of the crystallization kinetics on the examined alloys. Determining the relationship between the changes in the derivative curve and the related microstructure, the influence of modifiers addition was analysed. The addition of Mg caused a shift of the solidification temperature values of phases and eutectics and monotectoid transformation (α→α’) to lower temperature values, as well as the change of the morphology of the occurring eutectic α’+η.
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spelling doaj.art-cc872ebdcebe490fba146062ed54c2782022-12-21T19:02:22ZengTechnical Faculty, BorJournal of Mining and Metallurgy. Section B: Metallurgy1450-53392217-71752020-01-0156339940410.2298/JMMB200120029K1450-53392000029KEffect of Mg addition on the crystallization kinetics of Zn-Al-Cu alloysKrupiński M.0Labisz K.1Jonda E.2Silesian University of Technology, Faculty of Mechanical Engineering, Gliwice, PolandSilesian University of Technology, Faculty of Transport, Katowice, PolandSilesian University of Technology, Faculty of Mechanical Engineering, Gliwice, PolandIn this work, the main aim was to determine the effect of Mg addition on the crystallization kinetics and microstructure of Zn-10Al-1Cu alloy. The effectiveness of magnesium addition was detected on the basis of microstructure morphology investigations and changes occurring in the cooling curves of the investigated alloys. To describe the phenomena that occurred in the material during solidification under various conditions caused by a change in the chemical composition as a result of the appliance of modifiers, it was decided to use methods of thermal derivative analysis, allowing to effectively and accurately describe the crystallization kinetics of the tested materials. The scientific goal of the presented work was examination of the impact of magnesium addition and effect of the crystallization kinetics on the examined alloys. Determining the relationship between the changes in the derivative curve and the related microstructure, the influence of modifiers addition was analysed. The addition of Mg caused a shift of the solidification temperature values of phases and eutectics and monotectoid transformation (α→α’) to lower temperature values, as well as the change of the morphology of the occurring eutectic α’+η.http://www.doiserbia.nb.rs/img/doi/1450-5339/2020/1450-53392000029K.pdfzn alloyscrystallizationthermal-derivative analysismicrostructure
spellingShingle Krupiński M.
Labisz K.
Jonda E.
Effect of Mg addition on the crystallization kinetics of Zn-Al-Cu alloys
Journal of Mining and Metallurgy. Section B: Metallurgy
zn alloys
crystallization
thermal-derivative analysis
microstructure
title Effect of Mg addition on the crystallization kinetics of Zn-Al-Cu alloys
title_full Effect of Mg addition on the crystallization kinetics of Zn-Al-Cu alloys
title_fullStr Effect of Mg addition on the crystallization kinetics of Zn-Al-Cu alloys
title_full_unstemmed Effect of Mg addition on the crystallization kinetics of Zn-Al-Cu alloys
title_short Effect of Mg addition on the crystallization kinetics of Zn-Al-Cu alloys
title_sort effect of mg addition on the crystallization kinetics of zn al cu alloys
topic zn alloys
crystallization
thermal-derivative analysis
microstructure
url http://www.doiserbia.nb.rs/img/doi/1450-5339/2020/1450-53392000029K.pdf
work_keys_str_mv AT krupinskim effectofmgadditiononthecrystallizationkineticsofznalcualloys
AT labiszk effectofmgadditiononthecrystallizationkineticsofznalcualloys
AT jondae effectofmgadditiononthecrystallizationkineticsofznalcualloys