This standard BS EN ISO 7963:2022 - TC Tracked Changes. Non-destructive testing. Ultrasonic testing. Specification for calibration block No. 2 is classified in these ICS categories:
25.160.40 Welded joints and welds
This document specifies the requirements for the dimensions, material, manufacture and methods of use for calibration block No. 2 for setting and checking ultrasonic test equipment.