STANDARDS OF MANUFACTURE
EN 1171 (ISO 1083) DUCTILE IRON GATE VALVES
EN 1074-2 ISOLATING VALVES
EN 558-1 (ISO 5752) FACE TO FACE
EN 1092-2 (ISO 7005-2) DRILLING FLANGES
FEATURES
FIG. 20-22-20A-22A
MATERIALS
BODY DUCTILE IRON EN GJS-500-7 EN 1563 (ISO 945)
COVER DUCTILE IRON EN GJS-500-7 EN 1563 (ISO 945)
WEDGE EN GJS-500-7 + EPDM (NBR) VULCANIZED EN 1563 (ISO 945) + EN 681-1 (ISO 4633 – ISO 9631)
STEM STAINLESS STEEL AISI420 X20Cr13 EN 10088-3
BUSHING BRASS CnZn40Pb2 (CW617N) EN 12164
STEM NUT BRASS CnZn40Pb2 (CW617N) EN 12164
CORROSION PROTECTION
COATED INSIDE-OUTSIDE
EPOXY 250 MICRONS (FBE)
CERTIFIATES
D.M. NR.174 – HEALTH DEPARTMENT (I)
TESTING
EN 12266-1 (ISO 5208) PRESSURE TESTS
GRADE ‘A’
ACCESSORIES
HANDWHEEL
UNDERGROUND INSTALLATION (FIX – TELESCOPIC)
STREET BOX (FIXED-TELESCOPIC)
ISO FLANGE PREDISPOSITION WITH ELECTRIC ACTUATOR