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Dual Door Check Valve, DDCV

Dual Door Check Valve, DDCV


 
Features


1. The dualdoor check valve adopts economic version of wafer and light weight design tosave space and reduce installation cost.


2. Usingstainless steel spring to quickly close before reverse flow to prevent waterhammer.


3. Withvulcanized rubber seat on body, which can prevent rubber seat being flush outduring operation. Also it can extend the serving life of thedual door check valve.


4. The dual door check valve usesthe plastic plug to reduce wearing and tearing.


5. Adopts dual disc to ensure bubble tight closure toprevent leak and back flow.


6. A hanging hook is provided for sizes larger than 200mm f to finish easy installation anddisassembly.



Application


This dual door check valve is suitable for general cleanwater supply, HVAC, fire fighting and irrigation.



Technical specification


Part List

No.

Parts Names

Material

Standard

1

Body

Cast Iron

ASTM A126

2

Disc

Stainless Steel

AISI 304

3

Seat

Rubber

NBR/EPDM

4

Bolt

Carbon Steel

Commercial

5

Plug

Plastic

PTFE

6

Stem

Stainless Steel

AISI 304

7

Spring

Stainless Steel

AISI 304

8

Washer

Plastic

PTFE



AFC is a China dual door check valvemanufacturer and supplier. We offer dual door check valve, and DIN 3352 gatevalve, pressure relief valve, Our high qualityproducts are offered at competitive prices. AFC is located in China, and the full chain of manufacturing NRSgate valve, signal wafer butterfly valve can be completed in China, even inone city. Lower manufacturing cost saves your purchasing cost. The more detailsof each product are shown on the page with description.

Dual Door Check Valve, DDCV

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