CV-B Check Type Valve

The Check valve type is offered by Alco on most of the DBB valves. The purpose is to prevent bi-directional flow on valves that require flow in only one direction. The CV-B type is offered on sizes from 38mm bore up to 50mm bore and cover pressures up to ASME class 2500.

Applicable Standards
  • API 6A

    Specification for Wellhead and Tree Equipment Twen...

  • API 598

    Valve Inspection and Testing

  • ASME B16.34

    Valves--Flanged, Threaded, and Welding End...

  • ISO 5208

    Industrial valves — Pressure testing of metallic...

  • ANSI/ASME B16.34

    Valves — Flanged, Threaded, and Welding End

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