Mechanical properties of porous titanium structure fabricated by investment casting with pressurization/depressuiization system

San Kang, Ji Woon Lee, Soong Keun Hyun, Byong Pil Lee, Myoung Gyun Kim, Young Jig Kim

Research output: Contribution to journalArticlepeer-review

4 Scopus citations

Abstract

A porous titanium structure was fabricated by investment casting with a pressurization/depressurization system, and its mechanical properties were studied. A Micro-Vickers hardness profile revealed that hardness gradually increased from the matrix to the metal/mold interface. A compression test was conducted on a single cell of the porous Ti structure. The theoretical and experimental values of yield strength were in good agreement. Such agreement suggested that the reaction layer did not affect the macro-mechanical properties of the porous Ti structure.

Original languageEnglish
Pages (from-to)203-209
Number of pages7
JournalJournal of Korean Institute of Metals and Materials
Volume52
Issue number3
DOIs
StatePublished - Mar 2014

Keywords

  • Casting
  • Hardness test
  • Mechanical properties
  • Porous materials
  • Titanium

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