Stress-Strain Behavior and Failure of Uniaxial Composites in Combined Compression and Shear - I.

Abstract

This paper considers the effects of increasing fiber tilt with increasing load in uniaxial composites, culminating in kink band formation. The fibers themselves are assumed to remain elastic. Nonlinearities result from changing fiber tilt and yielding fo the matrix. Compressive stress-strain relations and failure are treated from a unified viewpoint. Comparisons are made between theory and experiment. Originator supplied keywords include: Unidirectional composites; Carbon-carbon composites; and Initial misalignment.

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Document Details

Document Type
Technical Report
Publication Date
Jul 01, 1985
Accession Number
ADA161772

Entities

People

  • Robert W. C. Ko
  • Samuel B. Batdorf

Organizations

  • University of California, Los Angeles

Tags

Communities of Interest

  • C4I

DTIC Thesaurus Topics

  • Carbon Carbon Composites
  • Composite Materials
  • Engineering
  • Failure Mode And Effect Analysis
  • Fibers
  • Graphitic Materials
  • Materials
  • Mechanics
  • Micromechanics
  • Military Research
  • Orientation (Direction)
  • Shear Modulus
  • Shear Stresses
  • Strain Hardening
  • Stress Strain Relations
  • Stresses
  • United States

Readers

  • Materials Science and Engineering.
  • Mechanical Engineering/Mechanics of Materials.
  • Reinforced Composite Materials