STANDARDS OF MANUFACTURE
EN 1074-1 VALVES FOR WATER SUPPLY
EN 1074-4 AIR RELIEF VALVES
EN 1092-2 (ISO 7005-2) DRILLING FLANGES
MATERIALS
BODY EN GJS-400-15 DUCTILE IRON EN 1563 (ISO 945)
COVER EN GJS-400-15 DUCTILE IRON EN 1563 (ISO 945)
FLOAT ABS
O-RING NBR EN 681-1
BALL VALVE BRASS CuZn40Pb2 EN 12164
CORROSION PROTECTION
COATED INSIDE-OUTSIDE
(FBE) EPOXY 250 MICRONS
CERTIFIATES
D.M. NR.174 – HEALTH DEPARTMENT (I)
TESTING
EN 12266-1 (ISO 5208) PRESSURE TESTS