STANDARDS OF MANUFACTURE
EN 593 METALLIC BUTTERFLY VALVES
EN 1074-1 VALVES FOR WATER SUPPLY
EN 1074-2 ISOLATING VALVES
EN 558-1 S13 (ISO 5752) FACE TO FACE
EN 1092-1 (ISO 7005-2) DRILLING FLANGES
MATERIALS
BODY A216 WCB CARBON STEEL ASTM A216
DISC A216 WCB CARBON STEEL ASTM A216
SEAL RING AISI304+GRAPHITE(THIN PLATE) EN 10088-3
BODY SEALING AISI420 STAINLESS STEEL EN 10088-3
STEM X20Cr13 AISI420 STAINLESS STEEL EN 10088-3
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
ACCESSORIES
ELECTRIC ACTUATOR
OIL-DYNAMIC ACTUATOR
PNEUMATIC ACTUATOR
WITH OVERSPEED SYSTEM