Phone: +44 1462 480121
Email: info@stlpowerprocess.com
Address: Unit 25, Business Centre West,
Avenue One, Letchworth Garden City, Hertfordshire, SG6 2HB
United Kingdom

STL Power & Process Controls – Energy Under Control

Call Us: +44 1462 480121

Copes-Vulcan Speciality Nuclear Valves

Globe Valves:

  • 3/8 – 24 inch, Class 150 – 4500
  • Quick change trim with linear, equal percent, modified parabolic or custom flow characteristics
  • Large interior flow passageways in valve bodies allow for maximum pressure recovery
  • Diaphragm maintains a constant effective area throughout the full stroke
  • No other life limiting elastomeric seals or gaskets are used within the actuator
  • Field adjustment of the main spring set-point is a standard feature
  • Class IV, V, VI shutoff available

Nuclear Ball Valves:

  • 1 – 8 inch, Class 150/300
  • Bi-directional Class V and Class VI shutoff available
  • Pneumatic piston or manual operators
  • Two and three piece designs available

High Performance Butterfly Valves:

  • 2 – 36 inch, Class 150 – 600
  • Torque or postion seated
  • Offset disc minimizes seat-to-disc interference reducing torque requirements
  • Independent flow testing to EPRI guidelines
  • MOV sizing per EPRI NP-7501
  • Bi-directional Class V and Class VI shutoff available

Check Valves:

  • 3 – 18 inch, Class 150 –1500+
  • Bolted bonnet
  • Available without cobalt
  • Carbon, stainless and special materials

Gate Valves:

  • 3 – 18 inch, Class 150 – 1500
  • Bolted bonnet and pressure seal configurations
  • Addresses pressure locking and thermal binding
  • Full port and Venturi port designs
  • Compliant with EPRI PPM guidelines
  • Flex wedge and parallel slide configurations