DIN EN 1435 Berichtigung 1:2004 Non-destructive testing of welded joints — radiographic testing of fusion welded joints; German version EN 1435:1997 + A1:2002
2013DIN EN ISO 17636-2:2013 Non-destructive testing of welds - Radiographic testing - Part 2: X- and gamma-ray techniques with digital detectors (ISO 17636-2:2013); German version EN ISO 17636-2:2013