CLAMA check valves


Category: Gate, globe, and check valves
Product line: RAMA easy maintenance valves for nuclear service

  • Size range(s)
    NPS 1/4 - 2 (DN 8 - 50)
    Pressure rating
    ASME Classes
    150 - 1500
    Standard connections
    Socket weld

Features and benefits

Qualified by EDF, the CLAMA easy maintenance check valve was developed to suit principal primary circuit requirements.

● One-piece forged body for more safety and reliability
● Removable seat
● Removable guided disc
● Advanced cage profile allows high flow coefficient Cv

● Unaffected by solicitations of the body
● Body-seat graphite gasket fitted with an extrusion prevention device
● Gasket load controlled by a metal-to-metal compression stop
● Available with different qualified hard-facing alloys

● In-line maintenance in less than 15 minutes
● High and permanent level of tightness with any fluids
● Cobalt free for nuclear service
● Trim and packing removal without tools
● Removable seat
● No welds to cut and reweld; no lapping

● Fast and easy maintenance
● Low operating costs thanks to low maintenance
● Low fugitive emissions
● Low radioactive exposition due to fast maintenance
● Standardized components 

© 2023 Velan Inc. All rights reserved. | Privacy policy | Terms of use
IgnitionWeb High-Touch Communications
© 2023 Velan Inc. All rights reserved.
IgnitionWeb High-Touch Communications
This website uses cookies. Some are used for statistical purposes and others are set up by third party services. By clicking “Allow all”, you accept the use of all cookies.