This standard specifies the pressure test and sealing inspection of coils. This standard is applicable to the pressure resistance test and sealing inspection of various heating and air-conditioning coils whose maximum working pressure does not exceed 1.6MPa and whose medium is cold, hot water or steam. This standard does not apply to evaporators and condensers in refrigeration systems.
JB/T 9064-1999 history
1999JB/T 9064-1999 Pressure test and sealed examine for coil