This part of GB/T 18851 specifies the technical requirements and inspection methods for type inspection and batch inspection of permeable materials. This section also details the requirements and methods of on-site inspection.
GB/T 18851.2-2005 history
2008GB/T 18851.2-2008 Non-destructive testing.Penetrant testing.Part 2:Testing of penetrant materials
2005GB/T 18851.2-2005 Non-destructive testing-Penetrant testing-Part 2:Testing of penetrant materials