Conventional Safety Relief Valve HVO - 401


  • Conventional Safety Relief Valve HVO - 401

Applicable Standard

  • Design Standard: Api 520
  • Performance Standard: Api 526
  • Seat Tightness Test: Api 527
  • End Connection: Flanged To Asme B 16.5 & Butt Weld To Asme B16.25

Product Applications

Safety valve is becoming increasingly popular among different industrial communities. The reason for such increased demand due to its ability to control and check the pressure of fluids along with diverting the routes for transporting them in designated outlets. These valves are made of various durable metals and can withstand high temperature till a specific limit. Safety relief valve helps in regulating fluid movements. For checking pressure, there is no better alternative than pressure relief valve. When it comes to checking boiler temperature then thermal relief valve is the best.

Product Specification

  • Size: 1” X 2” Thru 8” X 10”
  • Rating: 150# X 150# Thru 2500# X 300#
  • End Connection : Flange End
  • Blow Down Pressure: 10% Less Then Of The Set Pr.
  • Hydrostatic Test Pressure: 1.5 Times The Set Pressure
  • Overpressure: 10% Of The Set Pressure
  • Orifice Designation: D Thru T
  • Material: WCB, WC1, WC6, WC9, LCB, LCC, LC3, C5, C12,CF8,CF8M,CF3, CF3M,CF8C, CN7M, CD4MCu, HASTELLOY,INCONEL, DUPLEX STAINLESS STEEL

Product Features

  • Spring Loaded Safety Relief Valve
  • Full Lift Pop Action Design
  • Open Bonnet With Leve
  • Stellited Nozzle & Disc Seating Area
  • Soft Seat With P.T.F.E., Peek & Viton
  • Balance Bellows Type Safety Relief Valve

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