Wear-resistant Ti 5Si 3/Ti composite coatings made by laser surface alloying

  • Ping Jiang
  • , Jijuan Zhang
  • , Ligen Yu
  • , Huaming Wang*
  • *Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

Abstract

Rapidly solidified in-situ composite coatings reinforced by primary and eutectic Ti 5Si 3 intermetallic phases were prepared on Ti-6Al-4V substrates precoated with silicon powder by means of laser surface alloying. The microstructure of the laser surface alloyed Ti 5Si 3/β-Ti in-situ composite coatings and the wear resistance of the coatings under the wear conditions of dry sliding and two-body abrasive were studied. The results show that both the hardness and wear resistance of alloy Ti-6Al-4V were significant-ly improved after laser surface alloying.

Original languageEnglish
Pages (from-to)271-272
Number of pages2
JournalXiyou Jinshu Cailiao Yu Gongcheng/Rare Metal Materials and Engineering
Volume29
Issue number4
StatePublished - 2000

Keywords

  • Laser surface alloying
  • Ti Si composite coating
  • Titanium alloy
  • Wear resistance

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