STANDARDS OF MANUFACTURE
EN 558 S48 DIN 3202 F6 FACE TO FACE
EN 12334 CHECK VALVES IN DUCTIL IRON
EN 1092-2 DRILLING FLANGES
ISO 228-1 GAS THREADED
MATERIALS
BODY
FIG.585-585A-586 – CAST IRON EN GJL-250 EN 1561
FIG.585GS-585AGS – DUCTILE IRON EN GJS-500-7 / EN GJS-400-15 EN 1563
FIG.586GS – DUCTILE IRON EN GJS-400-15 EN 1563
COVER
FIG.585-585A – CAST IRON EN GJL-250 EN 1561
FIG.585GS-585AGS – DUCTILE IRON EN GJS-500-7 / EN GJS-400-15 EN 1563
FIG.586-586GS – DUCTILE IRON EN GJS-400-15 EN 1563
BALL
FIG.585-585A-585GS-585AGS DN50-300 – CARBON STEEL + NBR EN 681-1
FIG.585-585A-585GS-585AGS DN350-600 – DUCTILE IRON + NBR EN 1563 + EN 681-1
FIG.586-586GS – ALUMINUM + NBR EN 681-1
SET SCREW
STAINLESS STEEL A2 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
GRADE “A”
ACCESSORIES
WITH FLOATING SPHERE