NDT.net - September 2000, Vol. 5 No. 09

Nondestructive Material Testing with Ultrasonics
- Introduction to the Basic Principles -

TABLE OF CONTENTS
    Introduction
1. Why use ultrasonics for nondestructive material testing?
2. Ultrasonic testing tasks
3. Detection of discontinuities
4. Method of testing and instrument technology
5. Locating discontinuities <=
5.1 Calibration of the instrument
5.1.1 Calibration with a straight-beam probe
5.1.2 Calibration with a TR probe
5.1.3 Calibration with an angel-beam probe
5.1.4 Locating reflectors with an angle-beam probe
6. Evaluation of discontinuities
7. Documentation
8. Diagnosis of indications (outlook)
    Reference list

5. Locating discontinuities

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