Manual on Experimental Methods for Mechanical Testing of Composites

ISBN-13: 9789401070003 / Angielski / Miękka / 2011 / 170 str.

R. Pendleton; M. Tuttle

Opis

References Liquid-metal strain gages can be fabricated in either single- or delta-rosette configurations. Their main advantages are their low stiffness (essential for 1. Beatty, M.F. and Chewning, S. W., "Numerical Analysis of the Reinforcement Effect of a Strain Gage Applied to a Soft use on composites with soft, elastomeric matrices) Material," Int. J. Eng. Sci., 17, 907-915 (1979). and high elongation (at least 50 percent). Their prin 2. Pugin, V.A., "Electrical Strain Gauges for Measuring Large cipal disadvantages are a short shelf life and a Deformations," Soviet Rubber Industry, 19 (1), 23-26 (1960). nonlinear calibration curve. 3. Janssen, M.L. and Walter, J.D., "Rubber Strain Measurements in Bias, Belted Bias and Radial Ply Tires," J. Coated Fibrous Mat., 1, 102-117 (1971). 4. Patel, H.P., Turner, J.L., and Walter, J.D., "Radial Tire Cord-Rubber Composite," Rubber Chem. and Tech., 49, Acknowledgments 1095-1110 (1976). 5. Stone, J.E., Madsen, N.H., Milton, J.L., Swinson, W.F., and Turner, J.L., "Developments in the Design and Use of Liquid-Metal Strain Gages," EXPERIMENTAL MECHANICS, 23, The author acknowledges helpful suggestions by 129-139 (1983). Dr. Joseph D. Walter of Firestone Central Research 6. Whitney, R.J., "The Measurement of Volume Changes in Human Limbs, " J. Physiology, 121, 1-27 (1953)."

Spis treści

Section I Introduction.- Section II A Anisotropie-Material Behavior.- Section II B Classical Lamination Theory.- Section III A Fundamental Strain-Gage Technology.- Section III B Strain Gages on Composites — Gage-Selection Criteria.- Section III C Strain Gages on Composites Temperature Compensation.- Section III D Strain-Gage Reinforcement Effects on Low-Modulus Materials.- Section III E Strain-Gage Reinforcement Effects on Orthotropic Materials.- Section III F Normal-Stress and Shear-Stress Gages and Rosettes.- Section III G Liquid-Metal Strain Gages.- Section IV A-l Geometric Moire.- Section IV A-2 Moire Interferometry for Composites.- Section IV B Shearography: A New Strain-Measurement Technique and a Practical Approach to Nondestructive Testing.- Section V A Acoustic Methods of Evaluating Elastic Properties, or, Will the Real Young’s Modulus Please Stand Up?.- Section V B Acoustic Emission in Composites.- Section VI A Detection of Damage in Composite Materials Using Radiography.- Section VII A Vibrothermography Applied to Polymer Matrix Composites.- Section VII B Adiabatic Thermoelastic Measurements.- Section VII C Damage Evaluation by Laminate Deply.- Section VII E Vibration-Test Methods for Dynamic-Mechanical-Property Characterization.- Section VII F Edge Replication for Laminated Composites.