Velan Inc Bolted cover piston check valve -Velan Inc. | Linquip
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Bolted cover piston
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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

  • Low pressure drop compared to vertical globe valves

  • Excellent resistance to thermal changes

  • Forged bonnet ring is centered by the body bore and provides perfect sealing surface for the pressure seal gasket

  • Quick and easy repair in the line

Velan Inc Bolted cover piston check valve Specifications:

  • DN from

    65
  • DN to

    350
  • Pressure Nominal from (bar)

    20
  • Pressure Nominal to (bar)
    250
  • Class from
    150
  • Class to
    1500
  • NPS from
    2.5
  • NPS to
    14
  • 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
    Disk:A105/A182Gr.F11/A182Gr.F22/A182Gr.F316,Gasket:spiral wound stainless steel,stud:Gr.B7
  • Pressure Nominal to (bar)

    250
  • Class from

    150
  • Class to

    1500
  • NPS from

    2.5
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