EN 12334 CHECK VALVES IN DUCTIL IRON
EN 558 S48 (DIN 3202 F6) FACE TO FACE
EN 1092-2 DRILLING FLANGES
PN 10-16
DN 50÷300
FIG. 595-596
BODY DUCTILE IRON EN GJS-400-15 EN 1563
OGIVE DUCTILE IRON EN GJS-400-15 EN 1563
DIAPHRAGM NBR EN 681-1
O-RING NBR EN 681-1
SEAT TESNIT BA-S EN 12164
COATED INSIDE-OUTSIDE
(FBE) EPOXY 150 MICRONS
D.M. NR.174 – HEALTH DEPARTMENT (I)
WATER
EN 12266-1 (ISO 5208) PRESSURE TESTS
GRADE “A”
INTEGRAL BY-PASS