Fully welded Trunnion mounted ball valve

阀杆,阀体,活塞式,阀座,球阀

Product Overview

The fully welded ball valve body adopts fully welded connection, and the valve stem extension can be designed as buried according to user requirements. The ball valve with fully welded valve body is especially suitable for oil and gas transportation in long-distance pipelines and is widely used.

Product design features

Full bore or reduced bore
Fire safe and anti-static design
Valve body exhaust and sewage discharge design
Stem blow-out resistant design
Automatic discharge of mid-cavity overpressure
Dual Blocking and Bleed (DBB)
Reliable multi-seal valve seat with "single-piston", "double-piston" and "single+double-piston type"
The stem and seat can be sealed with emergency grease injection
Flexible switching, low torque, easy to operate, maintenance-free, long life
It can be customized according to the special requirements of users

Product range

Design, manufacture and inspection: API 6D
End connection: flange, welded (sleeve tube available)
Nominal diameter: 2"~56" (DN15~DN1400)
Pressure Rating: Class 150~2500(PN16~PN420)
Applicable temperature: -46~150 °C
Material category: carbon steel
Operation mode: handle, gearbox, electric, pneumatic, hydraulic, gas-hydraulic linkage, electro-hydraulic linkage, etc

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