
Safety Valve Series
A46F/Y Pilot Safety Valve, Flanged Pilot Full Lift Relief Valve, Soft / Stellite Seat for High Back Pressure Pressure Vessel
Also known as: A46 pilot safety valve, A46F soft seat pilot safety valve, A46Y stellite pilot relief valve, high back pressure piston safety valve, pilot safety valve for chemical storage tank
DN15-300mm
Execution Standard
GB, JIS, ASME/API520, DIN, BS
Application Industry
Oil & gas, chemical storage tank, metallurgy, city gas, high pressure vessel, compressed air unit, oil & gas process pipeline
Material
WCB Cast Carbon Steel /304 /316L Stainless Steel Optional
Model
A46F (F:PTFE soft seat)A46Y (Y:Stellite hard alloy seat)Models:A46F-16C,A46F-25C,A46F-40C,A46F-64CA46Y-16C,A46Y-25C,A46Y-40C,A46Y-64CSizes DN25,DN32,DN40,DN50,DN80,DN100,DN150,DN200C=WCB;P=304;RL=316L
A46F/Y pilot operated safety valve, flanged full lift with pilot control. A46F with soft seat, A46Y with stellite metal hard seat. Main valve adopts sleeve piston double seal structure, suitable for high back pressure service, high pop accuracy, adjustable blowdown. WCB cast steel body (304/316 stainless steel optional). PN16~PN100 pressure rating. GB, ASME, DIN, BS, JIS flanges optional. Suitable for natural gas, oil, chemical media, compressed air. Overpressure protection for high back pressure pressure vessels, storage tanks and pipelines. Set pressure customizable, on-site calibration available.
Technical Specifications






