01
Double Eccentric Lug Wafer Type Butterfly Valve
Specification
Structre type: Double-eccentric Butterfly Valve
Design standard: API 609
Flange connection dimension: ASME B16.5/B16.47
Structure length: API 609
Pressure test: API 598
Application
1. The materials of parts are selected excelletly
2. This valve adopts double-eccentric construction.Small friction of Seat and torque during opening orclosing.
3. The disk is trussframed with plates and flow resistant is lower.
4. It has reliable sesling structure for two-way stoping without leakage.
5. The rubberfly sealring could be replaced on pipeline without removing the valve( DN>700)
6. The axle sleeves are selflubricated beaing, oiling is out need and friction drag is small during operation.





