STANDARDS OF MANUFACTURE
EN 1171 (ISO 1083) DUCTILE IRON GATE VALVES
EN 1074-2 ISOLATING VALVES
EN 1092-2 (ISO 7005-2) DRILLING FLANGES
MATERIALS
BODY
FIG.11-12-13 – CAST IRON EN GJL-250 EN 1561
FIG.11S-12S-13S – DUCTILE IRON EN GJS-400-15 EN 1563 (ISO 945)
SEAT
BRASS CuZn39Pb2 + NBR EN 12164 + EN 681-1
STEM
STAINLESS STEEL AISI420 X20Cr13 EN 10088-3
WEDGE
BRASS CuZn39Pb2 EN 12164
CORROSION PROTECTION
COATED INSIDE-OUTSIDE
(FBE) EPOXY 150 MICRONS
TESTING
EN 12266-1 PRESSURE TESTS
GRADE “A”
ACCESSORIES
SPHERICAL MALE JOINT
WITH FAST PLUG ALUMINIUM ELBOW
WITH FAST CONNECTION GALVANIZED STEEL ELBOW