An SHTB-based experimental technique for elevated temperature

Xuan Chen, Yulong Li, Ouyang Na

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

5 Scopus citations

Abstract

A new experimental technique by means of split Hopkinson tensile bar (SHTB) at elevated temperature of 800°C was introduced. By this technique we carried out an investigation into the dynamic properties of 2D C/SiC composite at both room and elevated temperature of 20°C and 800°C. It was found that the failure strength and strain of 2D-C/SiC composite decreases significantly with the increase of temperature. Observation of SEM micrographs of failed specimen fracture under dynamic tensile loading at both temperatures reveals a comparatively smooth fracture and short fiber pull-out at elevated temperature of 800°C, and we attribute it to the oxidation or partial oxidation of the carbon fibers under dynamic loading at elevated temperature.

Original languageEnglish
Title of host publicationProceedings of the 2nd International Conference on Electronic and Mechanical Engineering and Information Technology, EMEIT 2012
Pages321-325
Number of pages5
StatePublished - 2012
Event2012 2nd International Conference on Electronic and Mechanical Engineering and Information Technology, EMEIT 2012 - Shenyang, Liaoning, China
Duration: 26 Sep 201228 Sep 2012

Publication series

NameProceedings of the 2nd International Conference on Electronic and Mechanical Engineering and Information Technology, EMEIT 2012

Conference

Conference2012 2nd International Conference on Electronic and Mechanical Engineering and Information Technology, EMEIT 2012
Country/TerritoryChina
CityShenyang, Liaoning
Period26/09/1228/09/12

Keywords

  • 2D C/SiC composite
  • Elevated temperature
  • SEM
  • SHTB
  • Simultaneous-Heating-and-Cooling (SHC)

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