SUFA double eccentric hard sealed butterfly valve adopts double eccentric structure, valve body, butterfly plate overall cast, and fully sprayed epoxy resin powder inside and outside, meeting the drinking water hygiene standard. The sealing ring of the valve seat and butterfly plate is an all-metal structure, which does not contain graphite, asbestos and other components, and will not cause any pollution to the medium. Bolted connection and pressure self-tight sealing family of products are available. Used in water supply and drainage, HVAC and gas system, chemical, power generation, metallurgy and other industries on large equipment and pipelines.

Size range: DN150~4000
Pressure rating: PN6~25
Design standard: JB / T8257-1997
Main material: QT 500-7
Connection type: pair of clip type, flange type
Operation type: manual, electric, pneumatic and liquid control