Graphitization treatment and mechanical failure behavior of carbon/carbon composites

Wan Chang Sun, He Jun Li, Shou Yang Zhang

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

Abstract

2D-C/C composites fabricated by rapid densification process-Chemical Liquid-Vaporized Infiltration (CLVI) were heat treated at various high temperatures. And then the mechanism and factors affecting the mechanical properties and fracture modes before and after graphitization were analyzed. Results show that after graphitization, the flexural strength decreases, and the fracture behavior changes from a brittle type of failure to pseudoplastic type, while the interlaminar shear strength increases significantly, but the value of ILSS tends to decrease as increasing heat treatment temperature, and the fracture failure displays larger plastic behavior. The interfacial bonding strength plays an important role in the mechanical behavior.

Original languageEnglish
Title of host publication2010 International Conference on Mechanic Automation and Control Engineering, MACE2010
Pages702-704
Number of pages3
DOIs
StatePublished - 2010
Event2010 International Conference on Mechanic Automation and Control Engineering, MACE2010 - Wuhan, China
Duration: 26 Jun 201028 Jun 2010

Publication series

Name2010 International Conference on Mechanic Automation and Control Engineering, MACE2010

Conference

Conference2010 International Conference on Mechanic Automation and Control Engineering, MACE2010
Country/TerritoryChina
CityWuhan
Period26/06/1028/06/10

Keywords

  • C/C composites
  • Failure behavior
  • Graphitization
  • Mechanical properties
  • Rapid densification

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