This European Standard outlines the general rules for industrial X- and gamma-radiography for flaw detection purposes, using film techniques, applicable to the inspection metallic materials.
The examination shall be carried out by competent personnel qualified and certified according to EN 47:3 where applicable.
It does not lay down acceptance criteria of the imperfections.
DS/EN 444:1994 history
1994DS/EN 444:1994 Non-destructive testing-General principles for radiographic examination of metallic materials by X-and gamma-rays