This standard specifies that one side of the test surface is pressurized or evacuated, and the gas leakage caused by the pressure difference between the test surface and the opposite side of the test specimen is observed for the formation of a foaming solution applied to the test surface. specifies the leak test method for detecting leak locations.
JIS Z 2329:2002 history
2019JIS Z 2329:2019 Non-destructive testing -- Methods for bubble leak testing