BRAND : Gefa
DN 80 – DN 250
Technical Data
Wafer type butterfly valve for installation between flanges EN 1092, PN 10, one-piece body with centring lugs, end-to-end valve stem, flat disc design with excellent flow characteristics.
Face-to-face dimension
EN 558 line 20
Mounting flange
EN ISO 5211
The setting range 0 ° – 70 ° is used for normal operation.
In the area of 20 ° – 60 °, the valve has an almost linear flow characteristic curve.
DN 80 – DN 250
Technical Data
Wafer type butterfly valve for installation between flanges EN 1092, PN 10, one-piece body with centring lugs, end-to-end valve stem, flat disc design with excellent flow characteristics.
Face-to-face dimension
EN 558 line 20
Mounting flange
EN ISO 5211
The setting range 0 ° – 70 ° is used for normal operation.
In the area of 20 ° – 60 °, the valve has an almost linear flow characteristic curve.