Wafer Type Dual Plate Check Valves System 1

Wafer Type Dual Plate Check Valves

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Loading Port:: China Main Port

Payment Terms:: TT or LC

Min Order Qty:: 50 set

Supply Capability:: 5000pcs/month set/month

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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 Valve Check Valve Package

Check Valve Factory

Q: What is the function of the check valve?: 1. Check valve function: prevent backflow of medium, prevent pump and drive motor reverse, and discharge of container medium.2, check valve refers to rely on the flow of the media itself and automatically open and close the valve, used to prevent the media back of the valve, also known as check valve, one-way valve, counter flow valve, and back pressure valve. The check valve belongs to an automatic valve.3, check valve according to the structure of the division, can be divided into lift check valve, swing check valve and butterfly check valve three:Lift check valve is divided into two types of vertical and horizontal.Swing check valve is divided into single, double valve and multi flap type of three.Butterfly check valve is straight through type.The above types of check valves can be classified into thread connection, flange connection, welding connection and clamp connection in connection forms of four kinds.4, check valve (Check, Valve) installation should pay attention to the following mattersA do not allow the check valve to bear weight in the line, and the large check valve shall be independently supported so as not to be affected by the pressure generated by the piping system.B, when installing, pay attention to the direction of the flow of medium should be in accordance with the direction of the body marked arrow.C and vertical vertical check valves shall be installed on the vertical pipe.D and lift type horizontal check valves shall be installed on horizontal pipes.

Q: Can the check valve be used on the steam pipe?: The check valve can be used on the steam pipe, but only the right material.General steam pressure WCB, temperature and pressure with the then high chromium molybdenum steel. The inside of the valve should be taken into account, depending on the pressure difference.

Q: To prevent water meter rotation, where should the check valve be installed?: Place it at the top of the water meter, as you can see, near the valve

Q: Today, I saw the name of the fire check valve on the drawing of a project. Who knows what this is? I haven't met before: 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.

Q: What can I do with the lift check valve?: Standard light valve for you to answer, lift check valve is to rely on the media itself flow and automatically open and close the valve, used to prevent the media back of the valve, also known as check valve, one-way valve, counter flow valve, and back pressure valve.

Q: How can the PPR pipe be connected to the check valve?: The check valve belongs to an automatic valve, whose main function is to prevent the backflow of medium, prevent the reverse of pump and drive motor, and release the container medium.

Q: What are the types of check valves?: Taiwan reasonable, this may not have domestic, if you can name, you can call three one-way valve, we can see in accordance with the structure of the spring type.Front Ze valve provides: hope to adopt!!!I hope I can help you.

Q: Should the flue check valve be made by the civil team or the installation team?: Internal construction, check the inner ring outside the cement glue installed

Q: What are the main types of check valves?: Check valve (Check Valve):1, according to the structure, can be divided into lifting check valve, swing check valve and butterfly check valve three.The lift check valve can be divided into two types: vertical and horizontal.Swing check valve is divided into single, double valve and multi flap type of three.Butterfly check valve is straight through type.These types of check valves can be divided into three types: thread connection, flange connection and welding.

Q: What is the reason that the check valve does not stop water?: 7, when installing check valve, should pay special attention to medium flow direction, should make medium normal flow direction and the direction of the arrow on the valve body is consistent, otherwise it will cut off the normal flow of media. Valve should be installed at the bottom of the pump suction pipe.The general formula 8, lift check valve should be installed in horizontal pipe, vertical lift check valve and bottom valve is usually installed in a vertical pipe on the road, and the bottom-up flow of media.9, the check valve closes, will produce water hammer in pipeline pressure, will lead to serious damage to the valve and piping or equipment, especially for the big pipe or high pressure pipeline, it should pay attention to those who use check valve.

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