A Comparison of Ultrasonic and Mechanical Test Values of the Principal Young's Modulus of Unidirectional Metal Matrix Composites,

Abstract

A method of determining the fiber direction elastic modulus of a thin-ply unidirectional fiber reinforced metal matrix composite using ultrasonic plate waves is described. The results obtained by the ultrasonic technique are compared to values of Young's modulus from mechanical tests on the same materials. The agreement shows that the ultrasonic method is a reliable and essentially nondestructive way of determining Young's modulus in thin unidirectionally reinforced metal matrix composites. ultrasonic characterization, graphite/aluminum, graphite/magnesium, graphite/copper, boron aluminum, metal matrix composites, nondestructive evaluation.

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Document Details

Document Type
Technical Report
Publication Date
Aug 01, 1991
Accession Number
ADA256260

Entities

People

  • Albert L. Bertram
  • John V. Foltz

Organizations

  • Naval Surface Warfare Center

Tags

Communities of Interest

  • Air Platforms
  • Space
  • Weapons Technologies

DTIC Thesaurus Topics

  • Abstracts
  • Advanced Materials
  • Aluminum Oxides
  • Composite Materials
  • Data Sets
  • Elements
  • Graphitic Materials
  • Jet Propulsion
  • Materials
  • Materials Laboratories
  • Materials Processing
  • Materials Science
  • Materials Testing
  • Metal Matrix Composites
  • Modulus Of Elasticity
  • Test Methods
  • Ultrasounds

Fields of Study

  • Materials science

Readers

  • Reinforced Composite Materials
  • Structural Health Monitoring of Composite Structures.