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Effect of counterface on the tribological behavior of Ti 3AlC2 at ambient

  • Jiqiang Ma
  • , Fei Li
  • , Licai Fu
  • , Shengyu Zhu
  • , Zhuhui Qiao
  • , Jun Yang
  • , Weimin Liu
  • CAS - Lanzhou Institute of Chemical Physics

Research output: Contribution to journalArticlepeer-review

18 Scopus citations

Abstract

In this paper, we investigated the effect of counterface of AISI 52100 steel and ceramics of SiC, Al2O3, and Si3N4 on the tribological behavior of Ti3AlC2 at ambient. The results showed that the tribological properties of Ti3AlC2 are strongly dependent on the counterfaces. Under present test conditions, the tribocouple of Ti 3AlC2/ SiC exhibits lower coefficient of friction (CoF) 0.40, Ti3AlC2/AISI 52100 steel shows a rising CoF from 0.1 to 0.63, both Ti3AlC2/Si3N4 and Ti3AlC 2/Al2O3 tribopartners exhibit higher CoF of 1.22 in average. The Ti3AlC2 exhibits the lowest wear rate sliding against AISI 52100 steel, the wear rate of Ti3AlC2 sliding against Al2O3, Si3N4, and SiC are higher and comparable. The morphologies of the worn surfaces of the Ti3AlC2 are observed by scanning electron microscopy, and the element states are analyzed by X-ray photoelectron spectroscopy. The wear mechanisms are discussed.

Original languageEnglish
Pages (from-to)311-317
Number of pages7
JournalTribology Letters
Volume53
Issue number1
DOIs
StatePublished - Jan 2014
Externally publishedYes

Keywords

  • Counterface
  • Friction and wear
  • MAX phases
  • TiAlC

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