This part of EN 10228 describes the method and acceptance criteria to be used for the penetrant testing of steel forgings. The method described is used for the detection of surface discontinuities.
BS EN 10228-2:1998 history
2016BS EN 10228-2:2016 Non-destructive testing of steel forgings. Penetrant testing
1998BS EN 10228-2:1998 Non-destructive testing of steel forgings. Penetrant testing