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Introduction to Ultrasonic Testing

Introduction
Basic Principles
History
Present State
Future Direction

Physics of Ultrasound
Wave Propagation
Modes of Sound Waves
Properties of Plane Waves
Wavelength/Flaw Detection
Elastic Properties of Solids

Attenuation
Acoustic Impedance
Reflection/Transmission
Refraction & Snell's Law
Mode Conversion
Signal-to-noise Ratio
Wave Interference

Equipment & Transducers
Piezoelectric Transducers
Characteristics of PT
Radiated Fields
Transducer Beam Spread
Transducer Types
Transducer Testing I
Transducer Testing II
Transducer Modeling
Couplant
EMATs
Pulser-Receivers
Tone Burst Generators
Function Generators
Impedance Matching
Data Presentation
Error Analysis

Measurement Techniques
Normal Beam Inspection
Angle Beams I
Angle Beams II
Crack Tip Diffraction
Automated Scanning
Velocity Measurements
Measuring Attenuation
Spread Spectrum
Signal Processing
Flaw Reconstruction

Calibration Methods
Calibration Methods
DAC Curves
Curvature Correction
Thompson-Gray Model
UTSIM
Grain Noise Modeling
References/Standards

Selected Applications
Rail Inspection
Weldments

Reference Material
UT Material Properties
References

Quizzes

General References & Resources

Auld, B.A., Acoustic Fields and Waves in Solids, Vol I & II, 2nd edition Krieger Publishing Company, February 1990; ISBN: 089874783X

Cartz, Louis, Nondestructive Testing : Radiography, Ultrasonics, Liquid Penetrant, Magnetic Particle, Eddy Current, ASM Intl; ISBN: 0871705176

Krautkramer, Josef and Krautkramer, Herbert, Ultrasonic Testing of Materials, 4th/revised edition, Springer Verlag, November 1990, ISBN: 0387512314

Diederichs, Rolf and Ginzel, Ed, Nondestructive Testing Encyclopedia, UT Formulae, NDT net

Ultrasonic Characterization of Materials, NIST, Materials Reliability Division