BRAND : Gefa
DVGW water
DN 50 – DN 500
DVGW water
DN 50 – DN 500
Technical Data
Wafer type butterfly valve or lug type butterfly valve for installation between flanges EN 1092, PN 10/16, ASME class 150. One-piece body, selfcentring, two-piece disc and stem connection, bubble-tight up to 10 bar, vacuum-tight. DVGW approved for water according to DIN EN 1074-1/-2; DVGW W 270; KTW test KA 0076/12.
Face-to-face dimension
DIN EN 558 line 20
API 609 table 1
Mounting flange
DIN EN ISO 5211
Test
DIN EN 12266 P10 P11 P12
Leakage rate A