This guiding technical document stipulates the rules and precautions for the use of typical display patterns of parts during fluorescent penetrant testing. This guiding technical document is applicable to provide a reference when judging the display properties of parts during fluorescent penetrant testing. When making acceptance or rejection conclusions on the inspected parts, the judgment should also be made in accordance with relevant technical documents and acceptance standards. The patterns listed in this guidance document are typical displays observed during fluorescence penetration testing, and are divided into the following three types of displays according to the cause and nature of the display: a) Correlated display; b) Non-correlated display; c) False display .
HB/Z 359-2005 Referenced Document
GB/T 12604.3 Non-destructive testing.Terminology.Terms used in penetrant testing*, 2013-12-17 Update