Study of surface properties of Ti-6Al-4V with double-glow plasma non-hydrogen carburizing

Zhengxian Li, Yunfeng Hua, Shaopeng Wang, Jihong Du, Lian Zhou

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

The double-glow plasma non-hydrogen carburizing technology was utilized to harden the surface of titanium alloy Ti-6Al-4V. The effect of double-glow plasma non-hydrogen carburizing on the surface properties of titanium alloy Ti-6Al-4V was investigated. The results indicated that the implanted carbon ion and sputtered carbon atoms reacted with titanium atom to format carburized layer, which consisted of two layers and its depth was not less than 312μm. The content of titanium carbide gradually decreased with increasing the depth of carburized layer. The micro-hardness of carburized layer was much higher than that of titanium alloy Ti-6Al-4V matrix. The wear resistance of titanium alloy Ti-6Al-4V after plasma non-hydrogen carburizing was significantly improved due to the reduction in friction coefficient and increase in surface hardness.

Original languageEnglish
Title of host publicationTi 2011 - Proceedings of the 12th World Conference on Titanium
Pages1928-1931
Number of pages4
StatePublished - 2012
Externally publishedYes
Event12th World Conference on Titanium, Ti 2011 - Beijing, China
Duration: 19 Jun 201124 Jun 2011

Publication series

NameTi 2011 - Proceedings of the 12th World Conference on Titanium
Volume3

Conference

Conference12th World Conference on Titanium, Ti 2011
Country/TerritoryChina
CityBeijing
Period19/06/1124/06/11

Keywords

  • Carburized layer
  • Double-glow plasma
  • Non-hydro gen carburizing
  • Ti-6Al-4V

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