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Safety Pressure Relief Valve Manufacturers

Safety Pressure Relief Valve

Safety Pressure Relief Valves are depending on the spring elasticity to close the nozzle/disc to seal the valve. The disc will be top opened when there is unusual high pressure in equipment against spring to make a passageway releasing the high pressure. According to the opening height, there are full-opened type and tiny opened type.

Series - 150 To 1500

Full opened type has large volumes drainage for liquid and gas. The tiny opened type is just suitable for liquid media.

Design Features
  • Low lift/Full lift safety valve
  • Enclosed Bonnet
  • Metal to metal seated, standard safety valve for liquids
  • Flanged connection acc. to ASME, DIN, JIS, BS etc
Product Specifications
  • Size 1/2″-16″ DN20-DN400
  • Pressure Class "150, 300, 600, 900, 1500" | PN10-PN250
  • End Connection Flange (FF, RF, RJ)
  • Body Material WCB, CF8, CF8M
  • Disc Material 2Cr13, 304, 316
  • Spring Material 50CrVA, 50CrVA coated teflon
  • Stem Material 2Cr13, 304, 316
  • Design Standard API RP 520
  • Face to Face Standard API 526
  • Test Standard API 527
  • Temperature Range -60℃~200℃
  • Actuator Options With/Without Lever
    Structure Style
  • Spring loaded, Open/Close Bonnet, Angle Type
    Connection Standard
  • Flange Drilling: ASME, DIN, JIS, BS etc