Model UD Series - Hard-Seated Butterfly Valve
UD Series hard seated butterfly valve is Wafer pattern with flanges ,the face to face is EN558-1 20 series as wafer type.
- Size:DN100~DN 2000
- Pressure:PN10/PN16/150 psi/200 psi
- Face to face: EN558-1 Series 20,API609
- Flange connection: EN1092 PN6/10/16,ANSI B16.1,JIS 10K
- Top flange: ISO5211
Material of Main Parts:
- Correcting holes are made on flange according to standard, easy correcting during the installation.
- Through-out bolt or one-side bolt used,easy replacing and maintenance.
- Phenolic backed seat or aluminium backed seat:Non-collapsible,stretch resistant,blow out proof,field replaceble.
- Water and waste water treatment,sea water desalination,irrigation,cooling system,electric power,sulfur removal,petroleum refining,oilfield,mining,HAVC,etc