Non-destructive testing - Ultrasonic testing - Specification for calibration block No. 2 (ISO/DIS 7963:2022); German and English version prEN ISO 7963:2022
Non-destructive testing - Ultrasonic testing - Technique of testing claddings produced by welding, rolling and explosion (ISO 17405:2014); German version EN ISO 17405:2014— 16 стр.