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EN558/3 (BS), AISI316 stem, A2 bolts, 300µm EP coating

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AVK Valves India Pvt Ltd

117 & 118, 1st Floor, Road Number 3 Vijayanagar, EPIP Phase I, Whitefield, Bengaluru, Karnataka 560066, India

Flanged gate valve to BS, high grade stainless steel, 300µm coating, for drinking water and neutral liquids to max. 70°C

AVK gate valves are designed with built-in safety in every detail. The wedge is fully vulcanized with AVK’s own drinking water approved EPDM rubber compound. It features an outstanding durability due to the ability of the rubber to regain its original shape, the double bonding vulcanization process and the sturdy wedge design. The triple safety stem sealing system, the high strength stem and the thorough corrosion protection safeguard the unmatched reliability.

Variant 02/21-004
Connection:	Flanged
Material:	Ductile iron
DN:	DN40 - DN400
PN:	PN 16
Closing direction:	Clockwise to Close

Features

Wedge nut designed as a fixed, integral part of the wedge which prevents vibration and ensures durability
Wedge fully vulcanized with drinking water approved EPDM rubber
Wedge shoes in PA and guide rails on the body make the wedge slide easily up and down, even with high differential pressure
A large conical stem hole going all the way through the wedge ensures circulation and prevents stagnant water
AISI 316 high grade stainless steel stem with wedge stop and rolled threads for high strength
Full circle thrust collar keeps the stem firmly lined up and ensures low operating torque
Triple safety stem seal with an NBR wiper ring outermost to protect against contamination from outside, in the middle four NBR O-rings around the radial bearing and innermost an EPDM lip seal as main seal to the system pressure
Bonnet gasket in EPDM with a circular cross-section and fixed in a recess to avoid blow-out
Counterbored A4 stainless steel bonnet bolts, sealed with hot-melt and encircled by the bonnet gasket
Full bore
Fusion bonded epoxy coating, 300µm Ral 5017

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Datasheet

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Reference no.	DN mm	Flange drilling	L mm	H mm	H3 mm	F mm	F1 mm	F2 mm	W mm	Theoretical weight/kg
02-040-21-0141090001	40	PN10/16	178	265	290	14	17	29	165	10
02-050-21-0141090001	50	PN10/16	178	208	290	14	17	29	165	10
02-065-21-0141090001	65	PN10/16	190	245	337	17	20	34	185	12
02-080-21-0141090001	80	PN10/16	203	282	397	17	20	34	200	15
02-100-21-0141090001	100	PN10/16	229	305	415	19	22	34	220	17
02-125-21-0146490001	125	PN10/16	254	346	471	19	22	34	250	23
02-150-21-0141090001	150	PN10/16	267	401	543	19	22	34	285	32
02-200-21-0041090001	200	PN10	292	490	660	24	27	34	340	51
02-200-21-0141090001	200	PN16	292	490	660	24	27	34	340	51
02-250-21-0041090001	250	PN10	330	625	825	27	31	47	422	82
02-250-21-0141090001	250	PN16	330	625	825	27	31	47	422	82
02-300-21-0041070002	300	PN10	356	707	934	27	31	47	455	115
02-300-21-0141070002	300	PN16	356	707	934	27	31	47	455	118
02-350-21-0041070002	350	PN10	381	924	1177	32	37	55	564	182
02-350-21-0141070002	350	PN16	381	924	1177	32	37	55	564	182
02-400-21-0041070002	400	PN10	406	951	1234	32	37	55	565	192
02-400-21-0141070002	400	PN16	406	951	1234	32	37	55	565	192

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Components

1.	Stem	Stainless steel 1.4401 (AISI 316)
2.	Wiper ring	NBR rubber
3.	O-ring	NBR rubber
4.	O-ring	NBR rubber
5.	Radial bearing	Polyamide
6.	Bonnet	Ductile iron GJS-500-7 (GGG-50)
7.	Thrust collar	Brass DZR
8.	Stem seal	EPDM rubber
9.	Stop ring	Stainless steel
10.	Bonnet bolt	Stainless steel A2
11.	Bonnet gasket	EPDM rubber
12.	Wedge nut	Brass DZR CW602N
13.	Wedge core	Ductile Iron
14.	Wedge rubber	EPDM rubber
15.	Body	Ductile iron GJS-500-7 (GGG-50)
16.	Circlip ring	Stainless steel
17.	Seal	Hot melt glue

Test/Approvals

Seat: 1.1 x PN (in bar), Body: 1.5 x PN (in bar). Operation torque test
Approved by SASO

Standards

EN 1074 part 1 & 2
Face-to-face dimension according to EN 558, Series 3
Flange drilling to EN1092, PN16

AVK GATE VALVE, FLANGED, PN16