AVK NOZZLE CHECK VALVE, SINGLE STEM, PN10/16

SS 420 stem, SS 304 spring, alu-bronze bushings, A2 fasteners, FBE coating, EPDM rubber

Reference No.

SKU: N/A Category: Non-Return Valves Tags: AVK, Blue, Non Return Valve, Non Return Valves, Rubber, Valve, Valves

Description

Key Features

A spring loaded valve cone makes sure the valve closes before reverse flow can occur
The optimized flow path keeps head loss down to a minimum
Stem, spring and fasteners in stainless steel
All iron parts coated with 150 µm fushion bonded epoxy (FBE)
Centring stem runs in high strength alu-bronze bushings
Approved for drinking water according to Decreto Ministeriale nr. 174 – Ministero della Salute

The AVK spring loaded nozzle check valve is a reliable, fast reacting blocker of reverse flow in water pipes. In case of pump stop the spring loaded valve cone will make sure the water flow is shut off swiftly and quietly before it can change direction and cause water hammer. All metal parts are made of either stainless steel or epoxy coated ductile iron.

Variant 876/00-001
Connection:	Flanged
Material:	Ductile Iron
DN:	DN50 – DN350
PN:	PN 10/16

1.	Body	Ductile iron GJS-500-7
2.	Disc	EPDM encaps. duct. iron
3.	Spring	Stainless steel 304
4.	Stem	Stainless steel 420
5.	Washer	EPDM
6.	Nut	Stainless steel A2
7.	Bushing
8.	Diffuser Sleeve	Ductile iron GJS-500-7
9.	Set screw	Stainless steel A2

Test/Approvals

Seat: 1.1 x PN (in Bar), Body: 1.5 x PN (in Bar). Closing torque test.
WRAS approved Materials

Standards

Designed according to EN 1074 – 3, Designed according to EN 12266
Standard flange drilling to EN1092 (ISO 7005-2), PN 10/16

Additional information

Reference No.	876-0050-00-11102012, 876-0065-00-11102012, 876-0080-00-11102012, 876-0100-00-11102012, 876-0125-00-11102012, 876-0150-00-11102012, 876-0200-00-01102012, 876-0200-00-11102012, 876-0250-00-01102012, 876-0250-00-11102012, 876-0300-00-01102012, 876-0300-00-11102012, 876-0350-00-01102012, 876-0350-00-11102012
Brand	AVK
Flange Drilling	PN10, PN16

Reference Nos. and Dimensions

Reference Number	DN mm	Flange Drilling	D mm	D1 mm	D2 mm	D3 mm	Bolt Number	L mm	L1 mm	Theoretical Weight kg
876-0050-00-11102012	50	PN16	165	125	99	19	4	150	8	6.0
876-0065-00-11102012	65	PN16	185	145	118	19	4	170	15	9.0
876-0080-00-11102012	80	PN16	200	160	132	19	8	180	18	11
876-0100-00-11102012	100	PN16	220	180	156	19	8	190	20	15
876-0125-00-11102012	125	PN16	250	210	184	19	8	200	21	19
876-0150-00-11102012	150	PN16	285	240	211	23	8	210	25	26
876-0200-00-01102012	200	PN10	340	295	266	23	8	230	30	39
876-0200-00-11102012	200	PN16	340	295	266	23	12	230	30	39
876-0250-00-01102012	250	PN10	395	350	319	23	12	250	40	57
876-0250-00-11102012	250	PN16	405	355	319	28	12	250	40	57
876-0300-00-01102012	300	PN10	445	400	370	23	12	270	45	73
876-0300-00-11102012	300	PN16	460	410	370	28	12	270	45	73
876-0350-00-01102012	350	PN10	505	460	429	23	16	290	50	109
876-0350-00-11102012	350	PN16	520	470	429	28	16	290	50	109

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