TOP ENTRY BALL VALVE
SEV Top entry ball valve is mainly used in pipeline and industry system and it has a Top Entry and on line maintenance function. It has a lot of advantages, such as: small fluid resistance, simple structure, small volume, light weight, reliable sealing, convenience for operation and maintenance, open and close quickly, as well as start and close flexibly. There are many driving types, for example: manual operating, worm stem and wheel driving, air-driving, electric-driving, air-hydraulic driving, as well as all kinds of special control types.

Basic Design
Top entry
One piece body
Low operation torque
Reliable sealing
Emergency sealing
Interception and discharge (DBB)
Anti-static and firesafe design
Various driving types