This standard specifies the principle, instruments and equipment, test conditions, test procedures and data processing of leak rate test for cryogenic adiabatic pressure vessels. This standard applies to the measurement of the leak rate of vacuum-insulated low-temperature adiabatic pressure vessels.
GB/T 18443.3-2001 history
2010GB/T 18443.3-2010 Testing method of performance for vacuum insulation cryogenic equipment.Part 3:Leak rate measurement
2001GB/T 18443.3-2001 Testing method of cryo-insulation pressure vessels leakage measurement