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 7523-2004 history
2010JB/T 7523-2010 Non-destructive testing- Materials for penetrant testing
2004JB/T 7523-2004 Materials for non-destructive testing penetration testing
1994JB/T 7523-1994 Technical requirements for materials used in penetrant testing