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Mg6Zn0.4Ca0.5Cu alloy: Physically blended microalloyed lightweight alloy with significantly high strength and ductility

Research output: Contribution to journalArticlepeer-review

3 Scopus citations

Abstract

Microalloying with multi-elements assist in the development of high performance alloys. In this study, a powder metallurgy processed light-weight microalloyed Mg6Zn0.4Ca0.5Cu was developed. Alloying elements were effectively diffused into commercially pure magnesium by high temperature sintering. Although there was some accumulation of non-diffused alloying element at magnesium inter-particle boundary, which were found to have well sintered among themselves and assisted in the enhancement of ductility in the Mg6Zn0.4Ca0.5Cu alloy. The developed alloy experienced simultaneous enhancement in the strength and ductility. The level of strength attained by the Mg6Zn0.4Ca0.5Cu was significant (81% higher than unalloyed magnesium) and similar was the ductility (76% higher than unalloyed magnesium). Solid solution and well-sintered inter-particle accumulated alloying elements induced ductile failure of the Mg6Zn0.4Ca0.5Cu alloy under tensile stress.

Original languageEnglish
Pages (from-to)1015-1022
Number of pages8
JournalJournal of Alloys and Compounds
Volume787
DOIs
StatePublished - 30 May 2019

Bibliographical note

Funding Information:
The authors would like to acknowledge the support provided by the Deanship of Scientific Research (DSR) at King Fahd University of Petroleum and Minerals (KFUPM) for funding this work through project No. IN151019.

Funding Information:
The authors would like to acknowledge the support provided by the Deanship of Scientific Research (DSR) at King Fahd University of Petroleum and Minerals (KFUPM) for funding this work through project No. IN151019 .

Publisher Copyright:
© 2019 Elsevier B.V.

Keywords

  • Ductile
  • Lightweight
  • Magnesium
  • Microalloying
  • Nanoparticle
  • Strength

ASJC Scopus subject areas

  • Mechanics of Materials
  • Mechanical Engineering
  • Metals and Alloys
  • Materials Chemistry

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