Non-destructive testing - Image quality of radiographs - Part 3: Image quality classes for ferrous metals (ISO/DIS 19232-3:2011); German version prEN ISO 19232-3:2011
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— 63 стр.