Pressure seal swing check valves


Category: Gate, globe, and check valves
Product line: Pressure seal (forged and cast steel) valves

  • Size range(s)
    NPS 2 - 24 (DN 50 - 600)
    Pressure rating
    ASME Classes
    600 - 2500
    Standard connections
    Socket weld, Butt weld

Features and benefits

Velan's proven pressure seal design.

  • No penetration of hinge pin to outside eliminating possibility of pin seal leakage and allowing for in-line service.
  • Compact cage unit: all moving parts are attached to the carrier and can be removed easily for service.
  • Forged seat/disc is CoCr alloy, ground and lapped to a mirror finish for maximum erosion resistance and long service life. It is seal-welded to the body.
  • Disc can partially rotate for tight shutoff. In the fully open position, it rests against a stop.
  • CoCr alloy bearings for hinge pin.
  • Easy in-line service. All parts are easily accessible for maintenance. Seating faces can be re-lapped.
  • Forged bonnet. 

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© Velan Inc. All rights reserved.
IgnitionWeb High-Touch Communications