Safety warning: The chemicals required for penetrating materials covered by this standard may be harmful, flammable and/or volatile. Therefore, precautions should be taken and all relevant safety and health regulations issued by the state and local governments should be followed. , the provisions of the Environmental Protection Law. This standard specifies the classification, technical requirements and inspection methods of materials (or penetrant materials) used for penetrant testing. This standard applies to type inspection and batch inspection of permeable materials. This standard can also be used as the acceptance basis for user orders.
JB/T 7523-2010 Referenced Document
GB/T 12604.3 Non-destructive testing.Terminology.Terms used in penetrant testing*, 2013-12-17 Update