This standard specifies the magnetic particle inspection methods for weld surface defects and near-surface defects and the classification of defect magnetic marks. This standard is applicable to magnetic particle inspection of the surface and near-surface quality of fusion welds of ferromagnetic materials.
JB/T 6061-1992 history
2007JB/T 6061-2007 Non-destructive testing.Magnetic particle testing of welds
1992JB/T 6061-1992 Magnetic Particle Inspection Method of Weld Seam and Classification of Defect Magnetic Marks