DIN EN ISO 16946:2017-07 Non-destructive testing - Ultrasonic testing - Specification for step wedge calibration block (ISO 16946:2017); German version EN ISO 16946:2017
2023DIN EN ISO 16946:2023-08 Non-destructive testing - Ultrasonic testing - Specification for a step wedge calibration block (ISO/DIS 16946:2023); German and English version prEN ISO 16946:2023 / Note: Date of issue 2023-07-07*Intended as replacement for DIN EN ISO 16946 (2017-07).
2017DIN EN ISO 16946:2017-07 Non-destructive testing - Ultrasonic testing - Specification for step wedge calibration block (ISO 16946:2017); German version EN ISO 16946:2017
2017DIN EN ISO 16946:2017 Non-destructive testing - Ultrasonic testing - Specification for step wedge calibration block (ISO 16946:2017); German version EN ISO 16946:2017
2015DIN EN ISO 16946:2015 Non-destructive testing - Ultrasonic testing - Specification for step wedge calibration block (ISO 16946:2015); German version EN ISO 16946:2015