Dual Plate Check Valve

Do you want to purchase dual plate check valve from China market ? Tianjin Decho is a professional supplier on this products . Pls do not hesitate to send your inquiry to us .

The dual plate check valve has good non-return performance, safety and reliability, and small flow resistance coefficient. It is mainly used in petroleum, chemical industry, food, medicine, textile, paper making, water supply and drainage, smelting and energy systems, etc.

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Description

Dual Plate Check Valve

【Size Range】: DN50-DN300

【Pressure】: PN6/10/16、5/10K、CL150、Table D/E

【Body Materials】: Ductile Iron

【Seat Materials】: EPDM/NBR

【Disc Materials】: DI/SS304

【Stem Materials】: SS304/SS316

Product features:

1. Small size, light weight, compact structure and convenient maintenance

2. The valve plate adopts dual type, which can close quickly by itself under the elastic moment of spring

3. Because of the quick closing effect, it can prevent the medium from flowing backwards and eliminate the water hammer

4. The valve body structure has small length and size, good rigidity, safety and reliability

5, achieve complete sealing, water pressure test leakage is zero

6. Easy installation, which can be used for horizontal and vertical installation

Application industry:

-chemical and petrochemical industries

-Water treatment and sewage treatment

-Pneumatic conveying

-Shipbuilding

-Energy engineering

Parameter information：

Parts	1	2	3	4	5
Name	Body	Stem	Spring	Disc	Seat
Material	DI	SS304	SS304	SS304	EPDM
Size		L	ΦA	ΦB	ΦC
DN	NPS（inch）
50	2″	43	101	60.5	57
65	2 1/2″	46	118	73.5	70
80	3″	64	132	89	86
100	4″	64	162	114.5	106.5
125	5″	70	193	141.5	120
150	6″	76	219	168	156.5
200	8″	89	272	219	210
250	10″	114	328	265	265
300	12″	114	378	310	300

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Dual Plate Check Valve

Product features:

Application industry:

Parameter information：

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