Swing Check Valve Wafer Type Double Disc PN 6.4 Mpa

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Products Description of Swing Check Valve

Check valves are used in pipes under pressures between PN1.6~16.0MPa(Class150~2500Lb), working temperatures-196~600, They are used in industries include oil, chemistry, pharmaceutical, fertilizer, and power gene-ration to prevent the backward flux of the media.

The main structure features of Swing Check Valve:

1The products feature a reasonable structure, reliable seal, good performance and nice modeling.
Either soft or hard seal can be selected for the product upon different working conditions.The sealing face is built up with Co-based 
carbide alloy, leaving a better wearability, corrosion and scrap resistance and a longer duration.
Small opening pressure, the disc can be opened fully with a very small pressure differential.
Inside-set bolt-bearing structure reduces leakage and reliable use.
PN≥16.0Mpa (class1500), the middle cavity uses a self-tightening sealing structure to have the sealing performance reinforced along 
with the pressure rise so as to ensure the sealing performance.
Different parts materials and different sizes for flange, butt-welding are available for sensible combination according to different working facts and customers' requirements.

Parameter of Swing Check Valve:

Standard Criteria

 GB customize 

Pressure Rating

 1 Mpa  1.6 Mpa  2.5   Mpa  4 Mpa  6.4 Mpa  10 Mpa  16   Mpa customize 

Valve Size

 50 mm  65 mm  80   mm  100 mm  125 mm  150 mm  200   mm  250 mm 300 mm  350 mm  400   mm  450 mm  500 mm  600 mm customi


 Automatic customize 


 Wafer customize 


 Oil  Steam  Water customize   

Medium Temperature

 -196~600 customize   

Structural style

 Swing double-clack   structure customize 

Application Fields

 Agriculture  Electricity  Medical  Petrochemical customize   

1-Body Material

 CF3  CF8C  CF8  WCB  CF8M  CF3M customize   


 CF3  CF3M  WCB  CF8  CF8M  CF8C customize   


 1Cr13  1Cr18Ni9Ti  0Cr18Ni12Mo2Ti  2Cr13 customize   


 60Si2Mn  1Cr18Ni9Ti  4Cr13  0Cr18Ni12Mo2Ti customize   

Design Standard

 GB/T 12224 customize 

Connection Standard

 GB/T 9113  HG   20592  JB/T 79 customize 

Test Standard

 JB/T 9092-1999 customize 

Face to Face

 GB/T 15188.2-1994 customize 

Images of Swing Check Valve:

Swing Check Valve Wafer Type Double Disc PN 6.4 Mpa

Swing Check Valve Wafer Type Double Disc PN 6.4 Mpa

Swing Check Valve Wafer Type Double Disc PN 6.4 Mpa

FAQ of Swing Check Valve:

Q1:I can’t find the type of steel check valve which I need. what can I do?

The chart above only lists out some common composition of steel check valve parts.We may provide other different parts material composition according to the customer's request or the actual valve working condition.

Q2:Which certification do your products pass?

  Our products are in accordance with ISO 9001ISO 14001API 6AAPI 6DTS CEAPI607/6FA/BS6755.

Q3:How can I place an order?

  The only one thing you should do is to tell us the sepecification about type 、quantity and  mode of transportation, then we will send you quotation within 24 hours.

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Q:blow off valve?
don't bother. your chevyshit is going to die pretty soon.
Q:Double valve air pump?
You only need to use the one valve, each valve will do 10-30 gallons so you'll be fine. As to the bubbler problem (sounds like a bubble brick to me, so that's what I'll call it), it's most likely uneven. If the brick isn't level it won't let out as much air in the right places. If leveling it doesn't work try adjust how much air goes into it, but the double valve won't be the problem for this. It came with two check valves for the two outlets, you only need to use one.
Q:Volvo 850 blue smoke exhaust. Most likley Valve seals? or valve guides..or something with the valves.?
Do a compression test, that'll tell you exactly whats wrong. Or have a mechanic do one.
Q:Kayak-self bailing drain valve?
This Site Might Help You. RE: Kayak-self bailing drain valve? my inflatable kayak has a self bailing drain valve. it says to close the valve in lakes and streams to stay completely dry and open it in oceans or mild whitewaters. whats the point of this valve? i WANT water to come in?
Q:Slow trumpet valves? please help?
Despite okorder.com and ask for recommendations based upon your location. It's a good bunch of guys who will steer you in the right direction.
Q:Wall Heater question? (Gas Valve)?
I assume you mean the soleniod controlled valve. I also assume the pilot is lit, or the electronic ignitor glows (which ever it has) but the main burner doesn't lite. Use a test light (I prefer neon) or a meter to check the voltage to the soleniod. If the voltage never goes to 120, then there is something wrong upstream. If it does and the burner doesn't light, most likely the soleniod is bad. Also, you should hear it click when it opens and you should hear the gas.
Q:Toilet shutoff (stop) valve problem?
PEB could be top yet my journey has shown that this type of water hammer is led to with the aid of the ballcock interior the bathroom. The fill mechanism interior the unit in simple terms starts off vibrating after a whilst. try this little try; Flush the bathroom and spot if the vibration takes place while the bathroom is in finished top off mode, (waft top down, a brilliant sort of water entering the tank) - or does the vibration take place while the tank is in simple terms approximately finished, (waft is beginning as much as close off the fill mechanism). you additionally can try with the aid of pushing down on the waft ever so particularly while the tank is done - you will probable hear the vibration at that element. base line - replace the ballcock and all might desire to be properly.
Q:Valve job? Cheapest way?
Probably just the valve stem seals need replacing. NOT a entire 'valve job'. The seals help scrape oil off of valve stem to lower the amount of oil weeping into cylinder when engine is running or turned off. As the rubber ages, it cracks and loses its elasticity and doesn't wipe the stem properly. This is a lot cheaper versus a full 3-angle valve job which requires removal of the heads.. Get a second opinion.
Q:Bicuspid Aortic Valve...?
VSD or ventricular septal defect is a congenital disease caused by failure of your ventricular septum to fuse with the bulbar ridges of your atrial septum during embryogenesis. Some VSD are fine since only a small amount of blood is shunted from LV to RV but a majority is still shunted straight to the aorta. An aortic valve stenosis which I think is what you are referring to is usually an adult disease associated with rheumatic fever, mechanical breakdown from hypertension, or death from an MI. Aortic valve stenosis is a bit more worrisome since this can lower the output of your heart by acting as an obstruction, which overtime can cause ventricular hypertrophy, a disease with whole set of other problems. New trends in VSD repair uses minimally-invasive surgery using a transcatheter that is inserted esophageally or through femoral artery; very small scars and short recovery time. Aortic valve repair may also be done this way in the future, but if your aortic valve is still patent, there is no need to replace it at this moment because it would require a donor and open heart surgery.
Q:symptoms of bad egr valve.?
FIrst, locate remove and clean out your IDLE AIR CONTROL VALVE. This is the usual culprit. The EGR valve usually only need to be cleaned, as it gets clogged up with carbon. On may cars, I just disconnect them because they make the inside of the engine dirty. Using more modern spark plugs can lower emissions all by themselves. You can sometimes jolt the EGR back into shape by tapping on it with a hammer. Use Gum-out spray to clean your intake manifold out. It might just clean the EGR, too!

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