
Explore the principle of ultrasonic inspection, including transducers, coupling media, echoes, A-scan data, and the microprocessor’s role in interpreting back wall reflections.
Explore pulse repetition frequency, sound velocity in steel, and a-scan echoes to measure thickness from travel time and reflections with calibration blocks like V1 and W2.
Calibrate sound velocity by measuring the distance between two echoes with two gates to determine the material velocity, then perform probe zero calibration for accurate thickness.
Explore ultrasonic inspection calibration using reference floors—flat bottom holes and side drill holes—to match reflections and apply distance gain size curves for depth-related amplitude compensation.
Discover how angular and T/R probes enable ultrasonic inspection with refraction per Snell's law, generating longitudinal and transverse waves for weld analysis and thickness gauging.
This course provides an overview in Ultrasonic Inspection. Practical demonstration using an Ultrasonic Instrument supports the theoretical information provided. The students will learn the terminology used in this field of material inspection and will be able to understand the basic functionality of ultrasonic testing equipment. At the end of this course the student will be able to perform a basic calibration utilizing any standard ultrasonic testing equipment.