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Preparatory Notes for ASNT NDT Level III Examination - Ultrasonic Testing, UT

Preparatory Notes for ASNT NDT Level III Examination - Ultrasonic Testing

Preparatory Notes for ASNT NDT Level III Examination - Ultrasonic Testing

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4.2.5: Dead Zone<br />

Determine the dead zone by finding the hole echo which is easily<br />

identifiable from the probe noise at the shortest range

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