This standard specifies the penetration detection method (including fluorescence method and coloring method) and defect grade classification for opening defects on the workpiece surface. This standard is applicable to the detection of surface opening defects on pump product parts made of metal materials.
JB/T 8543.2-1997 history
2015JB/T 12582-2015 Nondestructive testing method for pump parts.Penetrant testing
1997JB/T 8543.2-1997 Non-destructive testing for parts of pump - Penetrant testing
JB/T 8543.2-1997 Non-destructive testing for parts of pump - Penetrant testing was changed to JB/T 12582-2015 Nondestructive testing method for pump parts.Penetrant testing.