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.
Technical delivery conditions for castings made from metallic materials; steel castings; classification into severity levels on the basis of non-destructive testing— 15 стр.
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.