Non-destructive testing of welds - Phased Array technique (PA) - Acceptance criteria (ISO/DIS 19285:2016); German and English version prEN ISO 19285:2016
Non-destructive testing of welds - Phased array ultrasonic testing (PAUT) - Acceptance levels (ISO 19285:2017); German version EN ISO 19285:2017— 28 стр.