Non-destructive testing - Ultrasonic examination - Part 4: Examination for discontinuities perpendicular to the surface; German version EN 583-4:2002— 19 стр.
Non-destructive testing - Ultrasonic testing - Examination for discontinuities perpendicular to the surface (ISO 16826:2012); German version EN ISO 16826:2014— 20 стр.
Unfired pressure vessels - Part 8: Additional requirements for pressure vessels of aluminium and aluminium alloys; German version EN 13445-8:2006— 27 стр.
Non-destructive testing of welded joints in thermoplastics semi-finished products - Part 3: Ultrasonic testing; German version EN 13100-3:2004— 18 стр.
Non-destructive testing - Ultrasonic testing - Examination for discontinuities perpendicular to the surface (ISO 16826:2012); German version EN ISO 16826:2014— 20 стр.