• Swing Check Valve Wafer Type Double PN 4 Mpa System 1
  • Swing Check Valve Wafer Type Double PN 4 Mpa System 2
  • Swing Check Valve Wafer Type Double PN 4 Mpa System 3
Swing Check Valve Wafer Type Double PN 4 Mpa

Swing Check Valve Wafer Type Double PN 4 Mpa

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Loading Port:
Shanghai
Payment Terms:
TT OR LC
Min Order Qty:
10 pc
Supply Capability:
100 pc/month

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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.
2
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.
3
Small opening pressure, the disc can be opened fully with a very small pressure differential.
4
Inside-set bolt-bearing structure reduces leakage and reliable use.
5
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.
6
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

Actuator

 Automatic customize 

Connection

 Wafer customize 

Medium

 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   

2-Disc

 CF3  CF3M  WCB  CF8  CF8M  CF8C customize   

3-Pivot

 1Cr13  1Cr18Ni9Ti  0Cr18Ni12Mo2Ti  2Cr13 customize   

4-Spring

 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 PN 4 Mpa

Swing Check Valve Wafer Type Double PN 4 Mpa

Swing Check Valve Wafer Type Double PN 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/BS


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.


Q: Yesterday,my friend told me his ball valve in garden was broken. He want me to help he find a useful ball valve. I find some webs, but not he want. So I want somebody to help me find the useful ball valve. Thanks.
what okorder a stopcock is a screw down tap same system as household taps ball valves turn a ball shape inside with the opening inside no washers required and they are in the u.k. as well.
Q: Chev 350 in marine use. Made horiffic exhaust noise, especially with increasing throttle. Cam seems fine still, but the rocker on #5 exhaust was somewhat off to the side but still touching the side of the valve stem...but stem bent. What would cause this and is this the cause of the loud combustion sound (like a spark plug out of it's hole?
do a compression check on #5 cyl. also do a cylinder leakage test. You can do this by taking the schraeder valve out of the end of the hose for the compression gauge. then apply compressed air into the cylinder with the piston at TCD. If the exhaust valve is bent and not sealing the air will escape out the exhaust. Sounds like maybe the valve stem to valve guide clearance is too tight and the valve hung open in the guide and smacked the piston. Also with the compressed air in the cylinder you can remove the valve spring and rotate the valve and slide it up and down in the guide to check for binding in the valve guide. Either way it kind of sounds like you'll have to pull the head to replace the bent valve.
Q: i have a 98 ford escort SE. oil spils out the dipstick. we think its the pressure release valve. sadly we dont know where that is. any imput would be great
as they said, pcv valve. What you're describing is on a turbo- pressure exhaust valve.
Q: Im living in an a house previously own but abandonded , and im trying to get water, the thing is the pipe where the shut off valve is is dettached , and i dont know where to reattach it nor do i see the missing pipes to reassemble what does the main shut off valve attach to in my house?
You have the main water line outside that feeds everyone. Look for a man hole cover and remove it. You should see the turn off valve there. There may be a pipe unit that the county removed so the water could not be turned back on. Call the country and ask for the water to be turned back on. If you are talking about the line after it goes onto your property then it's just a large pipe that comes into your home somewhere. They normally put a on/off valve at that point that allows you to shut the water off inside the home. If the pipe inside the house is detached from that valve then someone most likely cut it and took out a section. You would have to turn the water out at the manhole so you can open that valve and drain the water out of it. Then using a torch/solder/pipe sleeves, new pipe etc solder the replacement piece in place. Remember water in a pipe will not allow the pipe to reach soldering temp without creating steam, which can burn you. Hope that helps....
Q: 12 valve
Un plug the vacuum hose on top of the valve, loosen and remove the big tube nut on the bottom of the valve, I have found if you hit it sharply with a hammer 3 or 4 times before you try to loosen it won't break the valve off, once the tube nut is undone remove the 2 bolts holding the EGR valve to the intake manifold. Remove and discard the gasket and install the new valve in the reverse order. If the tube nut still won't come loose try heating it with a torch, if it's really rusted on you might have to replace the EGR tub along with the valve.
Q: I have to replace a radiator valve. I have a hot water system, but all I can find are steam valaves in the size I need. Looking at the valve, it looks pretty much the same. It seems like it would work, but it is a Steam valve. Will it work in my hot water system? Why cant I find a Hot water radiator valve over 1?
A steam valve on a residential radiator is usually a cylinder valve, the steam rises up through the cylinder inside the valve and out through a port cut in the side of the cylinder when the port on the cylinder and the valve outlet are in line the steam flows, by turning the valve handle it rotates the cylinder to misalign the port and outlet stopping the flow. A radiator valve for a water system while identical to look at has a stem and a rubber washer which makes the seal, steam would quickly erode this rubber, however a steam valve installed in a hot water situation will work well as a balancing device, I couldn't guarantee it could be used to completely stop the flow, but for average use absolutely, you can interchange the valves, and by the way, residential steam pressure is much less than a hot water system but the steam valves are adequately rated.
Q: Water is seeping up around relief valve threads. Tried tightening but could not get it any tighter.
Shut off the cold water supply to the water heater and also shut the gas supply or the heater control. Drain the water heater (this will drain all your house hot water as well). Open a hot water sink valve to let air enter. Drain the water until the water is lower than the threads. Cut or unsolder the joints needed to remove the threaded fitting. Remove the fitting, and bring it to a local plumbing supply house and get a new one. Install the new one with teflon tape. Shut the sink hot valve. Open the cold water supply valve on the water heater slowly. Check for any leaks. If its leaking, start over. If not resolder the copper joints together, and remember to purge the air through your sink again. Or just call a plumber or an HVAC company.
Q: I had heart surgery a little over a year ago. This surgery gave me an artificial aortic valve in replacement to my real aortic valve. Before this I smoked weed all the time, but now, I 'm on blood thinners, and I'm not sure if it's okay. Is it?
Definitely not recommended to do any non-doctor recommended drugs while in such a state.
Q: One of my valves leaks a small amount of water through the valve and into the water line. why would it leak and what do i have to do to fix it. the valve is a rain jet valve. i would like to fix it without having to remove it from the valve box. inside the valve box there are 8 valves and they are glued in and i dont want to have to remove all of the valves and box.
Sounds okorder ), and so sometimes its almost easier to replace the whole thing. The rain jet valves definitely aren't the best quality either, so if I were you I'd get a better one just to make sure it is going to work for a long time.
Q: my Hunter SVC VALVE will not work with my Lawn Genie Valve. Is this becaous the voltage is not matched? Hunter says it operates solenoids at 6-9 v DC // Lawn Genie says it is an 18 v DC solenoid. :-( my original Hunter Valve broke and I replaced it with the Lawn Genie. Should I get a Hunter Valve , or a Lawn Genie Controller at this point/ or is there something I have overlooked?.
Your Hunter transformer only provides about half the voltage needed to operate the Lawn Genie solenoid. You might find a weaker spring for the LG solenoid, but the long term fix is to stay consistent. Either use all Lawn Genie, all Hunter, all Rain Bird, etc.

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