Features
1. The valve seat material is divided into meta l seat and soft seat , which makes the valve suitable for liquid or gas service with many applications.
2. The seat can be replaced by loosening the seat ring bolts, saving the cost of the valve.
3. The resilient-seated design ensures minimal seat wear and double offset disc design provides excellent throttling capabilities ,it has characteristic of super long usage life, frictionless closure etc.
4. Blowout proof shaft design and the application of self lubricated bearings.
5. Preventing the disc from closing under over/under travel by adjusting mechanical stopper.
6. According to the requirements of medium conditions, overlaying or spray welding different sealing materials on the sealing surface of the valve disc.
Technical specifications
1) Size Range:NPS2~NPS48,DN50~DN1200.
2) Pressure Range:Class 150,PN10 ,PN16.
3)Body material:Bronze
4) Seat material:PTFE and graphite PTFE ,meta l
5) Working temperature:-40°C<T<120°C
6) Connection method:Flange
7) Operating method:Worm gear,electric,pneumatic .
8) Pressure test:GB/T13927; API598.
9) Face to Face: GB/T12221; API609.
Applicable
FREE-Valve’s Copper Bronze Lug Butterfly Valve with Double Eccentric Offset are used in Industrial Usage, Water Industrial Usage,Sea water, Oil, Water, Gas.
TEL: +86 371-55019379, +86 13523029957
E-mail:sales@free-valve.com
http://www.free-valve.com
Wechat ID:FreeValve