The Eccentric Butterfly Valves are designed and manufactured to API 609, with Eccentric structure, Center of the valve stem deviate form Disc Center to avoid the extrusion between disc and seat, then Extend the service life of the valve.
Design Feature:
-Low leakage packing
- Sealing material available in EPDM , NBR , VITON,PTFE or acc. to customer's request
-Less seat wear , low torque
-Zero leakage
-Self-driven machinery sealing structure
-Optional various sealing materials