Non-destructive testing - Qualification and certification of NDT personnel; Supplement 1: Recomandations to the application of DIN EN ISO 9712:2012-12— 4 стр.
Conformity assessment - General requirements for bodies operating certification of persons (ISO/IEC 17024:2012); German and English version EN ISO/IEC 17024:2012
Aerospace series - Test method for metallic materials - Ultrasonic inspection of bars, plates, forging stock and forgings - Part 1: General requirements; German and English version EN 4050-1:2012— 28 стр.
Welding for aerospace applications - Qualification test for welders and welding operators - Fusion welding of metallic components (ISO 24394:2008)— 36 стр.