C3.8M/C3.8:2011 SPECIFICATION FOR THE ULTRASONIC PULSE-ECHO EXAMINATION OF BRAZED JOINTS (HISTORICAL)

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This specification establishes the minimum equipment and procedure requirements for the pulse-echo ultrasonic examination of brazed joints. Its purpose is to standardize brazed-joint ultrasonic examination requirements for all applications in which brazed joints of assured quality are required. It provides minimum requirements for equipment, procedures, and the documentation of such tests. Requirements for ultrasonic test instruments and accessory equipment, such as tanks, turntables, bridges, carriages, manipulators, transducers, alarms, and couplets

This specification addresses the following techniques: pulse-echo contact (manual)and pulse-echo immersion (automated).