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Valve & Automation (Pty) Ltd

NAF-Torex Metal Seat Butterfly Valve

NAF-Torex High Performance Butterfly Valve

NAF-Torex, High-Performance stainless steel butterfly valves are ideal for isolation, on-off and control applications. With its modular design it can easily be converted in the field from a shut-off valve to a control valve by fitting the direct mounting NAF-Turnex double acting or single acting control actuator. When fitted with the Foxboro Eckardt SRD998 or SRD991 intelligent valve positioner, calibration is simple and fast. Advanced / Premium diagnostics ensure you can monitor valve performance. With options of metal-to-metal or soft seats as well as wafer or lugged versions it is well suited for applications within the process industry. Metaloplast upper and lower bearings ensure extended operational life in control applications. Due to its unique design with a patented disc profile, when fitted with metal seats it provides shutoff class to IEC 534-4, Class V. Contact one of our technical specialists for a quote today!

Features

  • Modular design / no brackets
  • One piece leak proof body
  • Triple offset design
  • Small offset – low torques
  • Metaloplast bearings

Size Range

  • 80mm to 600mm 3” to 24” 

Pressure Rating

  • PN10 - 40 ANSI 150 - 300

Temperatures

  • Up to 350°C

End Connections

  • Wafer / Lug

Body Materials

  • Stainless Steel (Std) Other materials on request

Seat Materials

  • Inconnel / PTFE / EPDM / FPM

Options & accessories

  • Graphite packing for steam
  • Fire safe
  • Degreased for oxygen
  • Stem sealing for vacuum
  • O-ring for stem sealing

Applications

  • Isolation, on/off and control for liquids, gases and steam throughout the p&p, chemical and process industries

 

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