Skip links

Important Notice: Please be aware that the promotional price, as well as other prices displayed in textual or visual formats on the product details page (including the main image), might reflect rates applicable only during specific event periods. The final product price will be determined on the order settlement page, or you may reach out to LongYue directly for clarification. The actual transaction price, established through subsequent negotiations, will take precedence. In case of any discrepancies in event product prices or event-related information, we strongly advise consulting with LongYue before making a purchase.

Trunnion Ball Valves




Elevate your operations with our Trunnion Ball Valves, specially designed for a range of applications, including natural gas pipeline pig stations, compressor and measuring stations, RMS Pressure Regulating and measuring stations, and above-ground installations. Compliant with MR0175 requirements and available in PSL2 level upon request, these valves can be customized with various materials to meet your specific needs.


  • Versatile Design: Manufactured with options for full port or reduced port, ensuring flexibility in application.
  • Precision Bore Diameters: Compliant with API 6D standards for reliable performance.
  • Industry Standards: Conforming to API 6D, ISO 14313, and ASME B16.34, with face-to-face size meeting ASME B16.10 standards.
  • End Types: Designed in accordance with ASME B16.5, B16.47, and ISO 7005 standards.
  • Stringent Testing: Undergoes thorough testing and inspection per API 598 and NACE MR0175 standards.
  • Fire Safe Design: Verified through tests and certificates based on API 6FA and ISO 10497 standards.


Choose from a variety of features to tailor the Trunnion Ball Valves to your specific requirements:

  • Body Options: Split Body (SB), Forged Steel (FS), Cast Steel (CS)
  • Functional Features: Double Block & Bleed (DBB), Trunnion Ball (TB), Emergency Sealant Injection (Stem & Seat), Anti-Static Device (ASD)
  • Application Specifics: Above Ground (AG), Full Bore (FB) or Reduced Bore (RB), Fire Safe Design (FSD), Body Drain & Vent, Blow-Out Proof Stem
  • End Connections: Flanged End (RF, RTJ)


  • Product Range: NPS 02”-56” (DN 50-DN 1400)
  • Pressure Class: #150/#300/#600/#900/#1500/#2500
  • Standard Temperature: -29°C to 85°C (Special versions available for service outside this range upon request)


  • Operators: Choose from a range of operators, including Lever Operated, Gearbox (GB), Electric Actuators (EA), Spring Return Pneumatic Actuator (GC), Gas Over Oil Actuators (GO), Safety Shut Off Valve Actuator (GS).

Upgrade your system with our reliable and customizable Trunnion Ball Valves, designed to meet the highest industry standards.


There are no reviews yet.

Be the first to review “Trunnion Ball Valves”

Your email address will not be published. Required fields are marked *


Reserve Thicket

    I am bound by the terms and I accept Privacy Policy