Friction and corrosion resistance of sputter deposited supersaturated metastable Al-Mo alloys

O. A. Abu-Zeid, R. I. Bates

Research output: Contribution to journalArticlepeer-review

Abstract

Two closed field unbalanced magnetrons with aluminium and molybdenum targets were used for the codeposition of Al-Mo coatings with different compositions. A pin on disc machine and a computer controlled potentiostat were used to evaluate the tribological and corrosion properties of the deposited alloys respectively. Results show that introducing molybdenum into aluminium coatings improves their poor tribological properties; Al-Mo coatings with different compositions showed low wear behaviour and for coatings with high molybdenum contents (> 80%) friction coefficients against steel as low os 0-18 were obtained. The addition of molybdenum to aluminium coatings reduced their tendency to corrode and corrosion current density in a marine environment.

Original languageEnglish
Pages (from-to)167-169
Number of pages3
JournalSurface Engineering
Volume12
Issue number2
DOIs
Publication statusPublished - 1996

ASJC Scopus subject areas

  • Condensed Matter Physics
  • Surfaces and Interfaces
  • Surfaces, Coatings and Films
  • Materials Chemistry

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