Evaluation of Fatigue Crack-Growth-Rate Determination Using a Crack-Opening Displacement Technique for Crack-Length Measurement.

Abstract

Evaluation of a crack-opening-displacement (COD) technique for measurement of crack length in compact tension (CT) specimens for the determination of fatigue crack growth rate (FCGR) has proved it to be successful. Comparisons of COD-determined FCGR data with previously established trend lines for two high-strength steels are presented together with data from aluminum alloy 2024-T351.

Document Details

Document Type
Technical Report
Publication Date
Sep 12, 1975
Accession Number
ADA015305

Entities

People

  • A. M. Sullivan
  • Thomas W. Crooker

Organizations

  • United States Naval Research Laboratory

Tags

DTIC Thesaurus Topics

  • Alloys
  • Aluminum
  • Aluminum Alloys
  • Chemical Compounds
  • Displacement
  • Ferrium
  • Measurement
  • Metallic Compounds
  • Steel
  • Test And Evaluation

Readers

  • Materials Science (Mechanical Engineering).