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Cast Steel Flanged End Trunnion Mounted Ball Valve

The side entry trunnion mounted ball valve has been designed two piece body type or three piece body type and with two floating seats, which are movable under the pressure of medium. Under the bottom of seats, seat pre-loading springs are positioned to ensure two floating seats can attach the ball’s surface tightly, other more, pressure of medium also can push seats to attach ball tightly to ensure sealing more reliable. The trunnion ball valve is equipped with a movable seat seal ring which can generate displacement under the pressure of medium. In case that any medium pressure exists, the pressure will press the valve seat seal ring onto the ball tightly, guaranteeing the sealing performance of the ball valve.
Product Details

Cast Steel Flanged End Trunnion Mounted Ball Valve


Under the bottom of seats, seat pre-loading springs are positioned to ensure two floating seats can attach the ball’s surface tightly, other more, pressure of medium also can push seats to attach ball tightly to ensure sealing more reliable.

The fixed ball valve is suitable for all kinds of pipeline of Class150~Class1500, PN16~PN100, JIS10K~JIS20K, suitable temperature:-196~350°C, for cutting off or connecting the medium in the pipeline, choose different material, can be used for conveying water, steam, oil, nitric acid, acetic acid, oxidizing medium, urea and so on, widely used in petroleum refining, long-distance pipeline, chemical industry, papermaking, pharmaceutical, water conservancy, electric power, municipal, iron and steel, etc. The fixed ball valve is driven by worm gear and worm drive, manual, pneumatic or electric. Fixed ball valves are generally flanged or butt welded.


Main Parameter Specification

Design and Manufacture:API 6D,ASME B16.34(BS5351),API 608,MSS-SP-72

Face to Face Dimension:ASME B16.10,API 6D

Flange Connection Dimension:ASME B 16.5

Test and Inspection:API 598,API 6D


Product Range

End Connection: RF,RTJ, BW 

Full bore and reduced bore design

Nominal diameter: 2"~48" (DN15~DN1200)

Pressure range: Class150 ~ 2500(PN16~PN420)

Working temperature: -46℃ ~ +200℃

Operation : Handle, Gear, Electric actuator, etc

Body material: Carbon steel, Stainless steel, Alloy steel


Payment & Shipment 

Payment :30%T/T with order ,70% T/T before the shipment .

Package :carton case or wooden case .

Shipment :  25-45days after payment.

Shipping: by air ,by train mby sea .

Port :Ningbo,Shanghai .



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