CHASE supplies Dewrance High Pressure Cast Steel Parallel Slide Gate Valves to customers around the world.
CHASE provides customers across the world with a professional, experienced point of contact to source Dewrance High Pressure Cast Steel Parallel Slide Gate valves. We can supply spare parts or complete products.
For pricing and delivery please complete the form at the bottom of this page or send your RFQ to source@dewrancevalves.com.
CHASE International enjoys full access to the manufacture of spare parts and technical support of all Dewrance Valves spare parts.
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Features & Benefits:
Excellent Reliability
- Eyelet Follower providing a smooth flow path & maximum performance
- Self cleaning action between disk & seat
- Welded-in seats hard-faced with Stellite® or Equivalent
- Seat surface protection provides extended life
Low Cost Maintenance
- Expanded graphite pressure sea& gland packing
- Lower operating forces than wedge gate design
- Interchangability of parts
- Simplified seat refurbishment (only requires flat lapping, no critical angles to be matched to ensure sealing capability)
- Longer seat life with eyelet follower, due to reduced erosion
Improved Performance
- Lower pressure drop characteristic than wedge gate valve
- Minimised flow turbulence
- Reduced actuator size/cost by 30% when compared to wedge gate
- Higher allowable seat velocity
- Improved sealing assisted by line pressure
- Low operating torque, seals on position not torque
Specification
- Sizes 5” – 24”
- ASME B16.34 – 1996
- Valve overall lengths to ASME B16.10 – 1992
- Pressure Class: 1000, 1690, 1715, 2260, 2500, 2850
Typical Applications
- Main Steam Isolation
- Boiler Feed Pump Isolation
- H.P. Feed Heater Isolation & By-Pass
- Blow Down Service
- Blow Off Service
- Gland Steam System Drains
- Steam Turbine Inlet Isolation
- Economizer Recirculation
- Spray Water
Connect with Dewrance Experts
Please complete the form below, call us or click on the link to send us an email.
CHASE International Ltd
+44(0) 1925 755221