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Microstructure and thermal analysis of Mg-Al-Ca-Sr alloys

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

The paper presents results of DSC and microstructural investigations of Mg-6Al-1Ca-1Sr-0.3Mn (ACJ611) and Mg-8Al-3Ca-1Sr-0.2Mn (ACJ831) magnesium alloy in as cast condition. The microstructure of this alloy consists of aluminum in magnesium solid solution and two types of eutectic: α-Mg+Al2Ca and α-Mg+Al3Mg13Sr. The liquidus temperature of ACJ611 magnesium alloy is 613°C. The eutectic reactions L→ α-Mg+Al2Ca and L→α-Mg+Al3Mg 13Sr occurs at 510°C and 502°C temperatures, respectively. The increase of aluminum and calcium content increases the volume fraction of Al2Ca phase, decreases the liquidus temperature and slightly increases the temperature of eutectic reactions.

Original languageEnglish
Title of host publicationDiffusion in Solids and Liquids VII
Subtitle of host publicationSolids and Liquids, Mass Transfer - Heat Transfer - Microstructure and Properties - Nanodiffusion and Nanostructured Materials
PublisherTrans Tech Publications Ltd.
Pages477-481
Number of pages5
Volume326-328
ISBN (Print)9783037854006
DOIs
Publication statusPublished - 2012
Event7th International Conference on Diffusion in Solids and Liquids, Mass Transfer - Heat Transfer - Microstructure and Properties - Nanodiffusion and Nanostructured Materials, DSL 2011 - Algarve, Portugal
Duration: 26 Jun 201130 Jun 2011

Conference

Conference7th International Conference on Diffusion in Solids and Liquids, Mass Transfer - Heat Transfer - Microstructure and Properties - Nanodiffusion and Nanostructured Materials, DSL 2011
Country/TerritoryPortugal
CityAlgarve
Period26/06/1130/06/11

Keywords

  • DSC
  • Magnesium alloys
  • Microstructure

ASJC Scopus subject areas

  • Radiation
  • General Materials Science
  • Condensed Matter Physics

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