trunnion mounted ball valves feature: a full line product offering with valves ranging in 2"-42", ANSI classes 150LB - 2500LB, forged steel bolted or all welded body, close coupled trunnion block design for low operating torques, secondary seat sealant feature.API-6D valves are offered with self relieving seats or optional double piston sealing. Special seat compounds are also available. Each valve meets, API-6D, API 6FA and Nace requirements. Options include stem extensions, actuators, pipe pups and specialized coatings.

Design Features

• Trunnion mounted ball valves meet all the requirements of API 6D as well as the other design codes; Minimum wall thickness comply with ASME B16.34. Valves are usually supplied with lever,gear box,actuator or bare shaft on customer request
• ISO5211 platform design is adopted for the convenience of installing the actuator
• Double block and bleed function
• Anti-blow-out stem design
• The pressure balancing hole is provided on the steel ball
• The body is provided with a device for cleaning the valve cavity
• Automatic pressure relief function
• Fireproof and antistatic design
• Sealant injection system for emergency seal
• Multiple driving modes facilitate the realization of automatic control
• Reliable stem seal and low operating torque. Metal hard seal seat can be made according to requirements

Standard

• Design & Manufacturing Standard：API 608, API 6D, ASME B16.34,
• Face to face:ASME B16.10 ，API 6D，DIN 3202
• Flange Connection Size：ASME B16.5, ASME B16.47, DIN 2543～2550, ASME B16.25
• Butt Welding Size：ASME B16.25.
• Test and inspection: API 6D, API 598