Investigation on corrosion behavior of Zr-bearing TA10-based titanium alloys

Yong Yang, Binbin Wang*, Baoxian Su*, Liangshun Luo, Liang Wang, Yanqing Su, Yanjin Xu, Haiguang Huang, Jingjie Guo, Hengzhi Fu

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

10 Citations (Scopus)

Abstract

This study elucidated the corrosion behavior of Ti-0.3Mo-0.8Ni-2Al-xZr (x = 0, 1, 2, 3, 4 and 5 wt.%) alloys utilizing electrochemical techniques and first-principles calculation. Results revealed that the Zr addition refined the lamellar α phase, and the corrosion resistance was monotonically enhanced by increasing the Zr content. The corrosion morphologies indicated that the β phase was more susceptible to corrosion than the α phase possessing a higher Volta potential and work function. The oxide film of the surface acted as a major corrosion influence factor instead of the microstructure of the matrix in determining the corrosion performance of Ti-0.3Mo-0.8Ni-2Al-xZr alloys.

Original languageEnglish
Article number111354
JournalCorrosion Science
Volume221
DOIs
Publication statusPublished - 15 Aug 2023
Externally publishedYes

Keywords

  • Corrosion behavior
  • Electrochemical techniques
  • First-principles calculation
  • Titanium alloys

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