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Failure analysis of aluminum alloy tube

  • Lei Wan*
  • , Yi Liang You
  • , Ling Hui Han
  • , Yong Li
  • , Zheng Zhang
  • *Corresponding author for this work
  • Beihang University
  • State No. 5413 Factory
  • China Academy of Enginery Sciences

Research output: Contribution to journalArticlepeer-review

Abstract

The failure reason of the aluminum alloy tube was investigated by macroscopic and microcosmic appearance observation, quality of material test, the stress analysis. The results show that there are little concave pits on the outside surface of the tube, when the tube is being used, there would be stress-concentration in the concave pits, this would lead to the rupture. The improvement suggestion is given to strengthen fluorescence nondestructive test for the tube.

Original languageEnglish
Pages (from-to)94-97
Number of pages4
JournalJinshu Rechuli/Heat Treatment of Metals
Volume32
Issue number4
StatePublished - Apr 2007

Keywords

  • Aluminum alloy tube
  • Rupture along axial direction
  • Stress concentration

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