Bolted cover piston check valves

Overview

Category: Gate, globe, and check valves
Product line: Bolted bonnet high pressure valves (large forged) valves


  • Size range(s)
    NPS 2 1/2 - 14
    (DN 65 - 350)
    Pressure rating
    ASME Classes
    150 - 1500
    Standard connections
    Socket weld, Butt weld

Features and benefits

● 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.
● Integral seat - CoCr alloy providing maximum resistance to wear, erosion and distortion due to high temperature changes and piping loads.
● Equalizer piping for safe operation. 

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