Ball Valve

3 Piece Forged Trunnion Mounted Ball Valve

3 Piece Forged Trunnion Mounted Ball Valve are designed in accordance with API 6D for class 150,300,600,900,1500,3 piece forged steel side entry design bolted connections between body and closure, trunnion bolted connection,body thickness comply with ANSI B16.34. Seat ring is trunnion mounted type,spring loaded to assure the contact with ball in order to provide an effective tight seal even at low differential pressure between cavity and downstream closure. Standard design is soft seated, A different soft materials are available based on the customer working condition. Available in full and reduced Bore. Electric,pneumatic and hydraulic actuators are available based on customer requirement. Valves have been designed for use with various combinations of materials such as:Carbon steel .low carbon steel, special alloy,stainless steel. Monel,Inconel.

3 Piece Forged Trunnion Mounted Ball Valve


  • Upstream sealing 
  • Self relieving seat
  • Double block and bleed
  • Fire safe design, Anti-static device, Blow-out proof stem
  • Injection Port for seat & stem, Drain and Vent Ports
  • 3-Pc split body, Bolted Body


  • Design &Manufature: API 6D/ASME B16.34
  • Face to Face: ASME B16.10/API 6D 
  • Flanged ends: ASME B16.10/API 6D 
  • BW End : ASME B16.25
  • Test and Inspection: API 598/BS 6755 
  • Fire Safe Design: API 607/API 6FA
  • Special :NACE MR-01-75 

For more details, please download catalogue for reference or contact with us.

Wenzhou Topnotch Machine Co.,Ltd is a professional leader China 3 Piece Forged Trunnion Mounted Ball Valve,3 piece trunnion mounted ball valve,A105 trunnion ball valve,carbon steel trunnion mounted ball valve,stainless steel trunnion mounted ball valve,forged steel trunnion mounted ball valve manufacturer with high quality and low price.Welcome to contact us!

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