F53N SILENT CHECK VALVE

F53N SILENT CHECK VALVE

Fig No.: F53N16 (PN16) / F53N25 (PN25)

FEATURES & SPECIFICATIONS

Spring loaded.
Rubber seat ring for non-slam effect.
Durable fusion bonded epoxy coated.
Comply with BS EN 12334.
Flange drilled to EN 1092-2 PN16 / BS 4504 PN25 / EN 1092-2 PN25 / ANSI Class 150 (Specify on order).
Applicable for Building Services, Air-Conditioning, Fire-Protection, Cold Water Plumbing, Hot Water System, General Industries.

Categories Iron Valves, Mechanical Service & HVAC

PRESSURE & TEMPERATURE RATINGS

Working Pressure	16bar / 25bar
Shell Testing Pressure (x1.5)	24bar / 37.5bar
Seat Testing Pressure (x1.1)	17.6bar / 27.5bar
Working Temperature	-20°C … 110°C (EPDM seat ring) -10°C … 80°C (NBR seat ring)
Suitable Media	Water, Oil, Gas

Material Specification

Part	Material	Specification
Body	Ductile Iron	EN-JS 1050
Disc	Ductile Iron Stainless Steel 304 Aluminium Bronze	EN-JS 1050 EN 10088-3 1.4301 EN 1982 CC491K
Seat	Ductile Iron Stainless Steel 304 Aluminium Bronze	EN-JS 1050 EN 10088-3 1.4301 EN 1982 CC491K
Seat Ring	EPDM / NBR
Stem	Stainless Steel 410	EN 10088-3 1.4006
Spring	Stainless Steel 304	EN 10088-3 1.4301
Bushing	Gunmetal	EN 1982-2008 GC CC491K

DIMENSIONS

DN	(mm) (inch)	50 2	65 2½	80 3	100 4	125 5	150 6	200 8	250 10	300 12	350 14	400 16	450 18	500 20	600 24
	L	133	140	152	185	216	216	257	393	362	400	448	476	524	610

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