Non-destructive testing of welds - Ultrasonic testing - Testing of welds in austenitic steels and nickel-based alloys (ISO/DIS 22825:2010); German version prEN ISO 22825:2010
Non-destructive testing of welds - Ultrasonic testing - Testing of welds in austenitic steels and nickel-based alloys (ISO 22825:2012); German version EN ISO 22825:2012— 30 стр.