Accession Number:

ADA115185

Title:

Advanced Residual Strength Degradation Rate Modeling for Advanced Composite Structures. Volume III. Appendixes for Tasks II and III.

Descriptive Note:

Final rept. 1 Jul 79-29 May 81,

Corporate Author:

LOCKHEED-CALIFORNIA CO BURBANK

Personal Author(s):

• Lauraitis,K. N.
• Ryder,J. T.
• Pettit,D. E.

Report Date:

1981-07-01

Pagination or Media Count:

423.0

Abstract:

Contents Appendixes-Quality Control Plan Specimen Weight Measurements Static Test Data Damage Growth Characteristics Under Fatigue Loading Damage Characteristics of Specimens Tested for Residual Strength Damage Measurements of Specimens Tested for Residual Strength Damage as Determined by Metallographic Sectioning Comparison of Damage as Determined by Holscan Ultrasonic C-Scan and Dib Enhanced X-Ray Damage on Individual Layers of Specimens Deplied After Fatigue Cycling Statistical Analysis of Panel Variability and Discussion of Weibull Function and Parameter Estimation Procedures.

Descriptors:

• *Epoxy laminates
• Graphite
• Crack propagation
• Composite materials
• Impact tests
• Cracking(Fracturing)
• Growth(General)
• Drop tests
• Fatigue tests(Mechanics)
• Impact strength
• Residual stress
• Static tests
• Compression
• Fracture(Mechanics)
• Damage assessment
• Degradation
• Nondestructive testing
• Holes(Openings)
• Aircraft panels

Subject Categories:

• Laminates and Composite Materials
• Mechanics

Distribution Statement:

APPROVED FOR PUBLIC RELEASE