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Sempell Dewrance High Pressure Parallel Slide Gate Valve
Dewrance High Pressure Parallel Slide Gate Valve
High pressure and temperature parallel slide gate valve.
The eyelet follower (conduit) design provides long reliable service life and allows for high seat velocities without detriment to service life.
Sempell Dewrance High Pressure Parallel Slide Gate Valve

Specs

Certifications
ASME B31.1, India Boiler Registration, PED
End Connection
Butt Weld
Application
Steam turbine, Steam Headers, Pumps, Valves & Manifolds, High Temp, HRSG, Boiler, Balance of Plant, Boilers, Conventional, Cogeneration
Body Design
Top Entry, Long Pattern
Material
Alloy, Carbon Steel, Steel
Operating Temperature
High Temperature
Pressure Class
ASME
Process Connection Type
BWE
Seat/Seal Type
Metal-to-Metal, Parallel Slide
Shutoff Class
Class V (FCI 70-2)
Standards
ASME B16.34
Style
Direct-Operated
Valve Size
5 inch, 6 inch (DN150) and Larger
Valve Size Standard
NPS
Valve Type
Gate, Engineered Product

Features

  • Excellent reliability
    • Eyelet follower providing a smooth flow path and maximum performance
    • Self cleaning action between disk and seat
    • Welded-in seats hard-faced with Stellite® or equivalent
    • Seat surface protection provi
    • Improved performance
    • Lower pressure drop characteristic than wedge gate valve
    • Reduced actuator size/cost by 30% when compared to wedge gate
    • Improved sealing assisted by line pressure
    • Low operating torque
    • seals on position not torque