OEM High Quality Pn16 DN50-800 Ductile Iron Non Return Swing Dual Plate Disc Wafer Type Check Valve

• Customization: Available
• Temperature: Ordinary Temperature
• Material: Ductile Iron
• Model NO.: CV - 001
• Structure: Swing
• Pressure: Ordinary Pressure
• Function: Ddcv Double Lobe, Nrvr Silence, Sfcv Rubber Lobe, Nrvz Silence, Nrvg Silence
• Sealing Form: Gland Packings Globe Valve
• Flow Direction: Unidirection
• Standard: JIS/ANSI/GB/DIN
• Application: Industrial Usage, Water Industrial Usage, Household Usage
• Size: DN50 - DN250(2′′ - 10′′)
• Nominal Pressure: Pn 16
• Temperature Range: 0°c ~ 80°c
• Suitable for: Water and Neutral Liquids
• Connection Standard: BS En1092-2
• Face to Face Standard: BS En558-1 Basic
• Pressure Test Standard: BS En12266-1, Ap
• Transport Package: Carton and Pallets
• Trademark: OEM
• Origin: China
• HS Code: 8481804090
• Production Capacity: 50000/Years

Product Description

Product Description

 

Features and Benefits:

• Spring-torque control: the valve opens slowly.
• Same valve can be installed horizontally or vertically.
• More compact & Structurally sound design.
• Streamlined Flow - way.
• High temperature EPDM vulcanized seat.
• Electrostatically applied Akzo Nobel epoxy powder internally and externally.

 

NO	Size	DN	L	D	D1	D2	R	t	Weight (kg)
1	2″	50	43	107	65	43.3	28.8	19	2.32
2	21/2″	65	46	127	80	60.2	36.1	20	3.06
3	3″	80	64	142	94	66.4	43.4	28	4.90
4	4″	100	64	162	117	90.8	52.8	27	6.30
5	5″	125	70	192	145	116.9	65.7	33	8.80
6	6″	150	76	218	170	144.6	78.6	50	11.1
7	8″	200	89	273	224	198.2	104.4	43	19.2
8	10″	250	114	328	265	233.7	127	45	33.2
9	12″	300	114	378	310	283.9	148.3	52	48.0

 * PN10,PN25 valves are in products range, for further details please contact our sales team.

Materials Specifications:

No.	Component	Material
1	Body	Cast Iron
2	Stem	Stainless Steel
3	Stop Stem	Stainless Steel
4	Disc	Stainless Steel
5	Spring	Stainless Steel
6	Seat	EPDM

Features and Benefits:

• Concise design, solid structure.
• Flexible EPDM vulcanized on the disc assures positive seating at high and low pressures, as well as a long operating life and an extreme resistance to any kind of corrosion 100% unrestricted flow area for improved flow characteristics and lower head loss.
• 15° sealing angle between the disc and seat can ensure low pressure sealing.
• Electrostatically applied Akzo Nobel epoxy powder internally and externally.

 

Item	Size	DN	D1	C	L	n-od	K	f	Item Weight
1	2"	80	165	19	120	4-19	125	3	6.5
2	2 1/2"	65	185	19	140	4-19	145	3	8.9
3	3"	80	200	19	170	6-19	160	3	11
4	4"	100	220	19	180	8-19	180	3	13.8
5	5"	125	250	19	200	8-19	210	3	19.4
6	6"	150	285	19	250	8-23	240	3	26.8
7	8"	200	340	20	300	12-23	295	3	44.1
8	10"	250	405	20	350	12-28	355	3	69.7
9	12"	300	460	25	350	12-28	410	4	103.8
10	14"	350	520	27	405	16-28	470	4	154.5
11	16"	400	580	28	455	16-31	525	4	203.1
12	18"	450	640	30	520	20-31	585	4	274.2
13	20"	500	715	32	570	20-34	650	4	380.6
14	24"	600	840	36	685	20-37	770	5	605.5
15	28"	700	910	40	800	24-37	840	5	820.8
16	32"	800	1025	43	910	24-40	950	5	1185.6
17	36"	900	1125	47	1030	28-40	1050	5	1346.5

Materials Specifications:

No	Component	Materia
1	Body	Ductile Iron JS1040
2	Seat	Stainless Steel SS410 / SS316
3	Disc	Stainless Steel SS410 / SS316
4	Sealing Ring	EPDM
5	Spring	Stainless Steel SS304 / SS316

Features and Benefits:

• The spring load design, reduces the water hammer, no
• noise.
• Axial flow nozzle design, short stroke, quick close to the
• seat.
• High quality spring, avoid the water hammer to damage the pipeline.
• Can be installed in anyposition, including vertical with flow up or down.
• Resilient seated sealing, zero leakage.
• Electrostatically applied Akzo Nobel epoxy powder internally and externally.

 

NO	Size	DN	L	D	D1	n- d	Weight (kg)	Europe Code	Other Code
28131270001	2″	50	203	165	125	4-19	11.0	C0050CFDMN10DE	C0050CFDMN10DO
28131280001	21/2″	65	216	185	145	4-19	12.2	C0065CFDMN10DE	C0065CFDMN10DO
28131281001	3″	80	241	200	160	8-19	15.0	C0080CFDMN10DE	C0080CFDMN10DO
28131282001	4″	100	292	220	180	8-19	20.0	C0100CFDMN10DE	C0100CFDMN10DO
28131290001	5″	125	292	250	210	8-19	25.7	C0125CFDMN10DE	C0125CFDMN10DO
28131291001	6″	150	356	285	240	8-23	39.7	C0150CFDMN10DE	C0150CFDMN10DO
28131292002	8″	200	495	340	295	8-23	74.0	C0200CFDMN10DE	C0200CFDMN10DO
28131293002	10″	250	622	405	355	12-28	102.3	C0250CFDMN10DE	C0250CFDMN10DO
28131294002	12″	300	698	460	410	12-28	149.2	C0300CFDMN10DE	C0300CFDMN10DO
28131296002	16″	400	914	580	525	16-31	270.5	C0400CFDMN10DE	C0400CFDMN10DO

* PN10 valves are in products range, for further details please contact our sales team.

Materials Specifications:

No	Component	Materia
1	Body	Ductile Iron JS1040
2	Cone	Ductile Iron JS1040
3	Disc	Steel + Nylon +EPDM Vulcanized
4	Sealing Ring	EPDM

Features and Benefits:

• Spring-load control: the valve opens slowly.
• Same valve can be installed horizontally or vertically.
• More compact & Structurally sound design.
• Streamlined Flow - way.
• High temperature vulcanization sealing ring.
• Electrostatically applied Akzo Nobel epoxy powder internally and externally.
• Bronze/SS trim, can be used for fire protection project.

 

Size	DN	E	A	L
2″	50	105	108	67
21/2″	65	123	129	73
3″	80	141	148	79
4″	100	159	179	102
5″	125	191	212	118
6″	150	217	246	141
8″	200	272	336	165
10″	250	327	402	210
12″	300	-	460	285

 * PN10,PN25 valves are in products range, for further details please contact our sales team.

Materials Specifications:

No.	Component	Material
1	Body	Cast Iron GG25 / Ductile Iron GGG50
2	Stem	Stainless Steel SS316
3	Stop Stem	Stainless Steel SS316
4	Disc	Bronze/SS304/SS316
5	Spring	Stainless Steel
6	Seat	Bronze/SS304/SS316

 

Why Choose Us

Factory Overview

Packaging & Shipping

Certifications

FAQ

Are you a manufacturer or trading company?
DVK Valve is a specialized valve manufacturer, backed by a skilled and experienced R&D team.

Are you make OEM or ODM product?
Yes, if QTY attractive enough, we can create new mould for you, make bodies casting with your logo and your nameplate; if QTY not attractive enough, will be only with your nameplates or labels.

What kinds of valve can you supply?
We can supply butterfly valve, ball valve, check valve, gate valve, control valve, brass valve, bronze valve, strainer, valve fittings and so on.

How long is your delivery time?
General speaking, we have some stock for regular products, it is 1~2 weeks if the goods are in stock; if not in stock will be 4~8 weeks, depends on quantity.

What's the package and how do you ship the goods?
We typically use seaworthy plywood cases for packaging. Shipping is usually done by sea, other shipping methods can also be arranged. Please contact us if you require a different shipping route.

Can you provide the relevant documentation and certificates?
Yes, we can provide the necessary documentation and certificates, including the ISO9001,ISO24001, ISO45001, CE, BV, ABS, SIRIM, TUV-SUD etc. We can also provide the Test Report, Certificate of Material Analysis, Certificate of Origin, and other export documents if required.

Do you provide free samples?
If samples available in stock, yes, we could offer the free sample to you, but the air cost or courier cost will be on your account.

What are your payment terms?
Order value less than 2000USD, 100% in advance. Order value more than 2000USD, 30% T/T in advance, balance before shipment. L/C available as well.