HTGS Series high performance steam safety valve
The HTGS series high performance steam safety valve is suitable for overpressure protection of power boilers, DC boilers, reheat devices and other equipment and pipelines.
HTGS Series Safety valve design and manufacture, fully comply with ASME “boiler and Pressure Vessel Specification” I roll power boiler requirements.
Specifications and Performance:
Spec.: 1 1/2 “-6”
Pressure level: lb-2500 lb
Temperature: ~ +520°c
Setting pressure deviation: ps≤±1%ps (Ps>7mpa)
Over pressure: po≤3%ps
Opening and closing pressure: pbl≤4%ps
Compliance with ASME “boiler and Pressure Vessel Specification” Vol.
Adopt back pressure adjustment system structure design, use safety valve inlet steam to provide back seat back pressure and can be adjusted, ensure the headstock pressure difference Pbl≤4%ps
Integral welding of valve seat and valve body to ensure reliable connection of high temperature and high pressure work