Size and Volume Fraction Effects on Fracture Behavior in Composite Materials.

Abstract

Tensile testing of high volume fraction tungsten-aluminum and molybdenum-aluminum composites has been carried out at temperatures ranging from 25 to -196 C and elongation rates of 0.002 and 0.1 in./min respectively. The effect of constant strain rate tensile tests on observed fracture modes was investigated theoretically. Stress-strain behavior was analyzed by fiber size, inter-fiber spacing, character of flows, temperature, strain-rate and condition of material. (P.S.-PL)

Document Details

Document Type
Technical Report
Publication Date
Aug 01, 1974
Accession Number
AD0786192

Entities

People

  • Thomas H. Courtney

Organizations

  • University of Texas at Austin

Tags

DTIC Thesaurus Topics

  • Aluminum
  • Composite Materials
  • Elements
  • Elongation
  • Materials
  • Materials Testing
  • Metals
  • Molybdenum
  • Personality
  • Strain Rate
  • Tensile Testing
  • Tungsten

Fields of Study

  • Materials science

Readers

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

Technology Areas

  • Space
  • Space - Hall-Effect Thruster