Corrosion behavior of TiZrNiCuBe metallic glass coatings synthesized by electrospark deposition

Congbo Li, Dehua Chen, Weiwei Chen*, Lu Wang, Dawei Luo

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

32 Citations (Scopus)

Abstract

Electrospark deposition was applied to successfully deposit TiZrNiCuBe metallic glass coating on 304L stainless steel. The coating was fully amorphous with the thickness of ~380μm. The corrosion behavior was investigated in 1, 6 and 11.5mol/L HNO3. The optimal corrosion resistance was achieved in 6mol/L HNO3 for the coating. The corrosion mechanism was discussed based on the effect of the structural heterogeneity on the corrosion resistance. It was found that the heterogeneous surface structure deteriorated the corrosion resistance. We believe that the coating will find a wide range of applications for protecting working parks in corrosive environments.

Original languageEnglish
Pages (from-to)96-102
Number of pages7
JournalCorrosion Science
Volume84
DOIs
Publication statusPublished - Jul 2014

Keywords

  • A. Metal coatings
  • B. Polarization
  • C. Acid corrosion
  • C. Amorphous structures
  • C. Passive films

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