Non-destructive testing; image quality of radiographs; part 1: image quality indicators (wire type); determination of image quality values; German version EN 462-1:1994— 5 стр.
Non-destructive testing; image quality of radiographs; part 2: image quality indicators (step/hole type); determination of image quality value; German version EN 462-2:1994— 7 стр.
Non-destructive testing - Image quality of radiographs - Part 4: Experimental evaluation of image quality values and image quality tables; German version EN 462-4:1994— 6 стр.
Welding, brazing, soldering and braze welding of metals; list of processes names and reference numbers for use in technical documentation (ISO 4063:1990); german version EN 24063:1992— 12 стр.