Fatigue behaviour of CF/PEEK composite laminates made from commingled prepreg. Part II: Statistical simulations

Xiaoxue Diao, Lin Ye, Yiu Wing Mai

Research output: Journal article publicationJournal articleAcademic researchpeer-review

11 Citations (Scopus)

Abstract

The mechanical behaviour of AS4 carbon fibre (CF) reinforced polyether-ether-ketone (PEEK) laminates, made from commingled unifabric prepreg was investigated under tensile static and tension-tension fatigue loadings. A statistical model was applied to simulate the residual strength and fatigue life using the fatigue performance of unidirectional laminates, based on a stress redistribution function defined from a shear-lag analysis. Predictions of fatigue performance are compared with experimental data for CF/PEEK [02,902]2s composite laminates and good agreements are obtained.

Original languageEnglish
Pages (from-to)749-755
Number of pages7
JournalComposites Part A: Applied Science and Manufacturing
Volume28
Issue number8
DOIs
Publication statusPublished - 1 Jun 1997
Externally publishedYes

Keywords

  • CF/PEEK composites
  • Damage mechanics
  • Fatigue behaviour
  • Statistical simulations

ASJC Scopus subject areas

  • Ceramics and Composites
  • Mechanics of Materials

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