The effect of microstructure on the cutting forces and microhardness in the surface grinding of titanium alloys

Hung Trong Phi, Got Van Hoang, Tam Ngoc Bui, Trung Kien Nguyen, Son Hoanh Truong

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Abstract

Ti-6Al-4V (Ti64) is the most popular alpha-beta titanium alloy employed in the aerospace industry. Ti64 is developed in many modifications of the basic formulation to gain favorable properties according to different applications. The heating temperature and cooling conditions are the basis of the titanium alloy’s heat treatment resulting in various microstructures which influences the machinability of the Ti alloys and other alloys. This research investigates the effect of Ti64 microstructure on the grinding forces and surface roughness in the surface grinding process using a resin-bonded cBN wheel. The grinding process of Ti64 with a fully elongated alpha microstructure (Ti64-Elo) produces smaller grinding forces than those with Ti64 samples with a fully lamellar microstructure (Ti64-La). For the same cutting conditions, the Ti64-La surface shows a gain in hardness compared to the Ti64-Elo one.

Original languageEnglish
Title of host publicationProceedings of the 2nd Annual International Conference on Material, Machines and Methods for Sustainable Development, MMMS 2020
EditorsBanh Tien Long, Kozo Ishizaki, Ivan A. Parinov, Yun-Hae Kim, Nguyen Duc Toan, Ngoc Pi Vu
PublisherSpringer Science and Business Media Deutschland GmbH
Pages525-533
Number of pages9
ISBN (Print)9783030696092
DOIs
Publication statusPublished - 2021
Event2nd Annual International Conference on Material, Machines and Methods for Sustainable Development, MMMS 2020 - Nha Trang, Viet Nam
Duration: 2020 Nov 122020 Nov 15

Publication series

NameLecture Notes in Mechanical Engineering
ISSN (Print)2195-4356
ISSN (Electronic)2195-4364

Conference

Conference2nd Annual International Conference on Material, Machines and Methods for Sustainable Development, MMMS 2020
Country/TerritoryViet Nam
CityNha Trang
Period20/11/1220/11/15

Keywords

  • CBN grinding wheel
  • Grinding force
  • Microhardness
  • Microstructure
  • Ti-6Al-4V titanium alloy

ASJC Scopus subject areas

  • Automotive Engineering
  • Aerospace Engineering
  • Mechanical Engineering
  • Fluid Flow and Transfer Processes

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