HRTEM observation of precipitates in Al-Mg-Si alloy containing copper at early stage during aging

K. Kido*, K. Matsuda, T. Kawabata, T. Sato, S. Ikeno

*Corresponding author for this work

Research output: Contribution to journalConference articlepeer-review

3 Scopus citations

Abstract

Precipitates in Al-1.0mass%Mg2Si-0.5mass%Cu alloy aged at 423 K were observed by high-resolution transmission electron microscope (HRTEM) in order to investigate the effect of Cu addition on precipitation sequence of Al-Mg-Si alloys. There was a precipitate, which has different morphology from normal metastable phases in Al-Mg-Si alloys. It was a thin lath- or needle-shaped precipitate and not classified with a normal needle-shaped precipitate in Al-Mg-Si alloys.

Original languageEnglish
Pages (from-to)953-958
Number of pages6
JournalMaterials Science Forum
Volume396-402
Issue number2
DOIs
StatePublished - 2002
EventAluminium Alloys 2002 Their Physical and Mechnaical Properties: Proceedings of the 8th International Conference ICAA8 - Cambridge, United Kingdom
Duration: 2002/07/022002/07/05

Keywords

  • Al-Mg-Si-Cu alloy
  • GP zones
  • High-resolution transmission electron microscopy
  • Precipitate

ASJC Scopus subject areas

  • General Materials Science
  • Condensed Matter Physics
  • Mechanics of Materials
  • Mechanical Engineering

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