... :DN100-DN4000 Pressure range: PN6-PN40 Double flange, double eccentric, rubber seated butterfly valve,1. Size and pressure range: Size: DN100 ... : AL-bronzenotes: Other materials are available on request5. Coating: AKZO Nobel epoxy power, coating thickness min. ≥250micron 6. Operating mode: bare shaft ... , wood case,8. Delivery port: Shanghai, Tianjing, etc. Flange type rubber seated butterfly valve