Experimental Characterization Of Advanced Composite Materials

Introduction

Analysis of Composite Materials
Constitutive Relations
Micromechanics
Laminated Plate Theory
St. Venant's Principle and End Effects in Composites
Lamina and Laminate Strength Analysis Fracture Mechanics Concepts
Strength of Notched Composite Laminates

Processing of Composite Laminates
Processing of Thermoset Prepregs
Processing of Thermoplastic Prepregs

Bonding of End Tabs, Specimen Preparation, and Measurements of Deformation
Bonding of End-Tabs
Hole Drilling in Composite Laminates
Hinge Attachment for DCB and MMB Specimen
Specimen Conditioning
Strain and Displacement Measurement

Determination of Fiber Volume Fraction
Chemical Matrix Digestion Procedure
Photomicrographic Procedure

Lamina Tensile Response
Specimen Preparation
Tensile Test Procedure
Data Reduction

Lamina Shear Response
ns Tension Test
Iosepescu Shear Test

Lamina Compressive Response
Compression Test Fixture
Compression Test Procedure
Data Reduction

Lamina Thermoelastic Response
Temperature Gage Sensing System
Temperature Compensation
Measurement of Thermal Expansion
Data Reduction

Lamina Flexure Response
Specimen Preparation and Flexure Test Procedure
Data Reduction

Lamina Off-Axis Tensile Response
Shear Coupling
Off-Axis Tensile Strength
Off-Axis Tensile Test Procedure
Data Reduction

Laminate Tensile Response
Laminate Strength Analysis
Test Specimen Preparation
Tensile Test Procedure
Data Reduction
Analysis of Tensile Response

LaminateThermoelastic Response
Preparation of Test Specimens and Measurement of Thermal Expansion
Data Reduction
Analysis of Thermoelastic Response

Open Hole Tensile Strength of Laminates
Point and Average Stress Criteria
Test Specimen Preparation
Tensile Test Procedure and Data Reduction

Characterization of Delamination Failure
Double Cantilever Beam (DCB) Specimen
End-Notched Flexure (ENF) Specimen Mixed Mode Bending (MMB) Specimen

Appendices
A. Compliance and Stiffness Transformations and Matrix Operations
B. Preparation of Test Specimens and Panels
C. Apparent Flexural Modulus for Beam and Unequal Tension and Compression Moduli
D. Correction Factors for Off-Axis Tension Test
E. Unit Conversions
Index,
4 Tables, 132 Figures"