Velan Inc Bolted cover swing check valve -Velan Inc. | Linquip
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Bolted cover swing
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A complete range of gate, globe, and check valves for all of your high pressure and high temperature applications, proven over years of service in thermal and nuclear power plants as well as oil and gas industry applications around the world.
  • Stronger, leakproof bolted body bonnet joint

  • No penetration of hinge pin tooutside 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 hardfaced with 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

Velan Inc Bolted cover swing check valve Specifications:

  • DN from

    65
  • DN to

    600
  • Pressure Nominal from (bar)

    20
  • Pressure Nominal to (bar)
    250
  • Class from
    150
  • Class to
    1500
  • NPS from
    2.5
  • NPS to
    24
  • Certifications
    ISO9001:2000,PEDASME N/NPT,TUV,TA luft
  • Connection Type
    Socket weld, Butt weld
  • Design standard
    ISO900,ASME N stamp for nuclear valve,API 6D,
  • Body Material
    A105/A182Gr.F11/A182Gr.F22/A182Gr.F316
  • Other parts' material
    seat/Disc:A105/A182Gr.F11/A182Gr.F22/A182Gr.F316,hanger:carbon steel,bushing:Stellite6
  • Pressure Nominal to (bar)

    250
  • Class from

    150
  • Class to

    1500
  • NPS from

    2.5