Wafer Type Dual Plate Check Valves

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China Main Port
Payment Terms:
TT or LC
Min Order Qty:
50 set
Supply Capability:
5000pcs/month set/month

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Product Description:

Wafer Type Dual Plate Check Valve

Specification of Water Check Valve:

We manufacture top quality Wafer Type Dual Plate Check Valve made from cast iron, cast steel and stainless steel. Wafer Type Dual Plate Check Valves offered by us can be availed in various types like dual plate; single disc type and non slam check valves to meet the different requirements of the customers. We are identified as one of the celebrated Wafer Check Valves Suppliers in China.

Wafer body style fits between FF or RF flanges
Upper and lower PTFE thrust washers
Dual plate Valves give maximum strength with minimum opening time
Torsion springs assist Valve closure, preventing flow reversal
Thrust washer reduce friction and wear of Valve plate hinges

 

Features of Wafer Check Valve :

 

1. Small and light, tightly sealed. Less expensive than swing check valve.

2. Two torsion springs are used exerting on each of the pair valve plate, which close the plate quickly and automaticlly

3. The quick-close action prevents the medium from flowing back and eliminates water hammer effectively. 

4. Can be installed both horizontal and vertical on pipeline

5. Safe and reliable in operation, high interference-resistance.

 

Materials of Water Check Valve:

 

Specifications

Size

DN50-DN700

Design standard

API609

End flange

DIN/ANSI/BS/JIS

Face to falce

ISO5752

Main Parts and Materials

Body

CI/DI/WCB/SS

Disc

DI/ALB/WCB/SS

Stem

SS304/SS316/SS420

Seat

EPDM/BUNA/NBR/PTFE/HYPALON/VITON/NEOPRENE

Spring

SS304/SS316

Applications

Temperature

-15°C~150°C

Medium

 Water/gas/Oil

 

 

 

Packing of Wafer Check Valve:

Wooden boxes

 

Delivery Date of Water Check Valve:

50 days

 

 

Check ValveCheck Valve Package

 Check Valve Factory

 

 

 

 

 

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Q:What about boiler non-return valve without return?
First, overhaul, and two is to replace the valve, the other way
Q:Ask questions about the installation of check valves after water meters
Generally installed after the water meter. The main reason: if the water point is higher than the water meter installation position, once the pipe network in the absence of water, the remaining water in the pipeline will flow in the direction of the water meter in turn. This will cause the water meter to reverse and cause damage to the water meter. A check valve is installed after the water meter, so that the situation can be avoided.
Q:The difference between check valve and check valve
One way valve is also called a check valve, the two is the same kind of valve, meaning the same.
Q:What kind of valve does the check valve belong to?
1. check valves are automatic valves;2., if the valve is cast iron, can be cast iron valves; if the valve is cast steel, can be cast steel valves; of course, can also beIn copper valves, stainless steel valves,,,,,,,3., if used in steam, can belong to the steam valve
Q:Butterfly micro stop type check valve HH46XP-10Q, what does the letter mean?
The first H stands for slow closing, the second H represents the check valve, the X represents the sealing surface, and the rubber, the P represents the butterfly plate, and the stainless steel Q represents the ductile iron.
Q:What's the difference between the cut-off check valve and the stop valve?
The stop check valve prevents backflow and is indistinguishable from the exterior, but can be separated from the spool.
Q:How to control the common flue return and smoke return?
Regular developers submitted, the flue port has installed a check valve for the owners,It is usually closed, and only when the smoke exhauster exhaust smoke will make the check valve open.In addition to the function of the check valve to prevent flue gas recirculation, each hood has a check valve. If you look carefully, you will see that there is a two piece fan at the exit of the smoke machine, which can only be opened in one direction. Its function is the same as the check valve in the flue.Therefore, in fact, there are two soot hoods to prevent smoke from building. Even the first one is broken, and the second are equally effective.Therefore, you can find the reason, whether the check valve two are all broken.
Q:What does the check valve "H44Y-160" mean?
H check valve, 4 flange connection, 4 spiral structure, Y sealing hardfacing alloy. 160 nominal pressure 16MPa
Q:Does FOTILE hood have check valve?
Therefore, it is necessary to install a check valve at the flue port.
Q:What's the fire check valve?
Fire check valve, suitable for installation in the kitchen of the air inlet is connected with the common flue, smoke lampblack machine, lampblack and other indoor air discharge to the roof, can prevent the flue gas in the flue flow, and when the building fire, the fire spread to the common flue, the check valve will automatically shut down, stop to fire you spread the rescue of property and escape more time for you, protect your property and life safety. The fireproof device is sensitive and reliable, and is favorable for environmental protection and improving the fire safety level of the house.
SUPERB VALVE, With good quality, our products have got favorable comment of domestic and international customers. And the good situation of demand over supply has also been formed. has five hundred stuff members, one hundred and fifty technicians and the fixed assets of 31 million Yuan. With one scientific research organ, ten sections, four workshops and three hundred and eighty sets of all kinds of equipments, it can produce 10,000 tons of products per year,70% exports a product. Show specialized production German,British,Japan and Chinese standard be hit by low pressure series valve.

1. Manufacturer Overview

Location Shangdong, China
Year Established 1968
Annual Output Value Above US$ 5 Million
Main Markets Korea, America, Italy, Germany, Singapore, Canada and Koweit.
Company Certifications ISO 9001:2008;

2. Manufacturer Certificates

a) Certification Name  
Range  
Reference  
Validity Period  

3. Manufacturer Capability

a)Trade Capacity  
Nearest Port Tianjin, Qingdao
Export Percentage 70%
No.of Employees in Trade Department 500 People
Language Spoken: English; Chinese; Spain; Alabic
b)Factory Information  
Factory Size: Above 80,000 square meters
No. of Production Lines Above 6
Contract Manufacturing OEM Service Offered; Design Service Offered
Product Price Range Average