Safety Valve Calibration Device
The safety valve calibration device is suitable for calibrating the trip pressure (also called opening pressure, set pressure) of high-pressure and ultra-high-pressure safety valves in the nuclear power field and testing their sealing performance.
Standards:
TSG ZF001 Safety Technical Supervision Regulations for Safety Valves; GB/T 12241 General Requirements for Safety Valves;
GB/T 12242 Performance test specification for pressure relief devices; GB/T 12243 Spring direct load safety valve ;
GB/T 32291 Off-line calibration and assessment of high-pressure and ultra-high-pressure safety valves; other standards.
Technical Parameters:
Pressure range: 0~500MPa;
Test medium: gas (nitrogen, air, etc.)/liquid (oil or water ) , etc.;
Medium temperature: room temperature; (Please consult for special temperature
requirements)
Ambient temperature: Ambient temperature simulation device is available upon request:
Test station: 1 or more
Applicable diameter: DN10~DN600:
Clamping method: manual, three-claw clamping;
Clamping force: 0~50T; (optional according to pressure and caliber)
Valve type: flange or threaded:
Pressure measurement accuracy: 0.4-level pressure gauge (multiple interfaces), ±0.5%FS
sensor (optionally with higher accuracy 0.1%FS);
Compressed air quality requirements: filtration accuracy: 15μm, normal pressure dew point:
3℃, oil content (PPM): ≤5.0;
Control mode: manual or computer automatic control.
