A Fracture Mechanics Based Approach for Quantifying Corrosion Damage, Tri-Service Committee on Corrosion Proceedings

Abstract

A fracture mechanics based approach to quantify the influence of initial corrosion damage on structural integrity is described. This approach assumes that corrosion can be approximated by a geometric structural change consisting of a general thickness reduction combined with a localized stress concentration. These two parameters enable quantification of the damage and the application of fracture mechanics principles to corrosion. Several numerical examples of this concept are discussed and a test program, combined with inspection capabilities, is introduced.

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Document Details

Document Type
Technical Report
Publication Date
Jun 01, 1994
Accession Number
ADA331053

Entities

People

  • Alten F. Grandt Jr.
  • Mark T. Doerfler
  • Michael Kulak
  • Robert J. Bucci

Organizations

  • Purdue University

Tags

Communities of Interest

  • Air Platforms

DTIC Thesaurus Topics

  • Air Force
  • Air Force Facilities
  • Aircrafts
  • Corrosion
  • Cracks
  • Cyclic Loads
  • Fatigue Cracking
  • Fracture (Mechanics)
  • Geometry
  • Material Degradation Processes
  • Materials
  • Mechanics
  • Residuals
  • Stress Concentration
  • Stresses
  • Test And Evaluation
  • Thickness

Readers

  • Computational Modeling and Simulation
  • Facility/Structural Engineering.
  • Materials Science (Mechanical Engineering).