2. Referenced Documents

E114 Practice for Ultrasonic Pulse-Echo Straight-Beam Examination by the Contact Method
E214 Practice for Immersed Ultrasonic Testing by the Reflection Method Using Pulsed Longitudinal Waves
E317 Practice for Evaluating Performance Characteristics of Ultrasonic Pulse-Echo Testing Instruments and Systems without the Use of Electronic Measurement Instruments
ASNT Recommended Practice for Nondestructive Testing Personnel Qualification and Certification--Ultrasonic Testing Method--SNT-TC-1A