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Valve & Automation (Pty) Ltd

JC Trunnion Mounted Ball Valves

JC Trunnion Mounted Ball Valves

The JC trunnion mounted ball valve is used in some of the most demanding applications in the process industry in the world today. The 3 piece forged steel body offers full bore of reduced bore options and has a trunnion ball with spring loaded seats. These valves are fire safe certified and all wetted materials and bolting meet NACE MR.01.75 latest edition as standard as carries CE and ATEX marking. They can easily be fitted with a Rack and Pinion actuator or Scotch Yoke actuatorin either of our two valve automation facilities in South Africa. JC Valves are designed and manufactured to the highest international standards in state-of-the-art facilities to ensure the best quality and performance. The trunnion mounted design is ideal for isolation, on/off or emergency shutdown (ESD) applications. Call one of our technical specialists for a quote today or download the brochure to learn more!


  • Full & reduced bore
  • Fire safe to international standards
  • Bi directional
  • Anti-blowout stem
  • Spring loaded seats

Size Range

  • 50mm to 1050mm 2” to 42”

Pressure Rating

  • PN16 - 420 ANSI 150 - 2500


  • -196°C to 550°C

End Connections

  • Flanged / Butt Weld Body Materials Carbon steel / Stainless Steel / Alloy steels / Special alloys

Seat Materials

  • PTFE / Stellite / Tungsten / Other options on request

Options & accessories

  • Manual, pneumatic or electric actuators
  • Cryogenic / Extended bonnet
  • Partial Stroke testing & ESD Instrumentation
  • Degreased for oxygen service


  • Severe service applications, catalyst, hydrocarbons, natural gas, steam, abrasive media throughout process industries


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