• API Cast Steel Check Valve 900 Class in Accordance with ISO17292、API 608、BS 5351、GB/T 12237 System 1
  • API Cast Steel Check Valve 900 Class in Accordance with ISO17292、API 608、BS 5351、GB/T 12237 System 2
  • API Cast Steel Check Valve 900 Class in Accordance with ISO17292、API 608、BS 5351、GB/T 12237 System 3
API Cast Steel Check Valve 900 Class in Accordance with ISO17292、API 608、BS 5351、GB/T 12237

API Cast Steel Check Valve 900 Class in Accordance with ISO17292、API 608、BS 5351、GB/T 12237

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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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The features of check valve

Bolted Bonnet;Swing and lift disc;Metallic seating surfaces.

Body and Bonnet Connection

The body and bonnet of Class150~Class900 check valves are usually with studs and nuts.And the body and bonnet of Class1500~Class2500 check valves are usually of pressurized seal design.                                                                                                         

Body-To-Bonnet Joint

Stainless steel + flesible graphite wounded gasket is used for Class 150 and Class 300 check valve;Stainless steel + flexible graphite wounded gasket is used for Class 600 check valve,and joint gasket is also optional for Class 600 check valve;Ring joint gasket is used for Class900 check valve;Pressurized seal design is used for Class 1500~Class 2500 check valves.

Seat

For carbon steel check valve,the seat is usually forged steel.The sealing surface of the seat is spray welded with hard alloy specified by the customer.Renewable threaded seat is used for NPS<10 check valves ,and welded on seat can be also optional if being requested by the customer.Welded on seat is used for NPS>12 crbon steel gate valves .Forstainless steel check valve,integral seat is usually adopted ,or to weld hard alloy directly integrally.Threaded or welded on seat is also optional for stainless steel check valve if being requested by the customer.


Standard   Criteria

 ASME/ANSI/API customize   

Pressure   Rating

 150   Class  300 Class  600 Class  900   Class  1500 Class  2500 Class 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  650 mm  700 mm 750 mm




 2   inch  2.5 inch  3 inch  4 inch  5   inch  6 inch  8 inch  10 inch  12   inch 14 inch  16 inch  18 inch  20   inch  24 inch  26 inch  28 inch  30   inch customize 

Actuator

 Automatic customize 

Connection

 Butt Welding  Flange   RF  Flange RTJ customize 

1-Body Material

 A216   WCB  A351-CF8  A351-CF8M customize 

2-Seat ring

 A105+13Cr  A351-CF8M  A351-CF8  A105+Tool   Steel customize 

3-Disc

 13Cr+A216   WCB  A351-CF8  A351-CF8M  Tool Steel+A216   WCB customize 

4-Arm

 A351-CF8M  A216   WCB  A351-CF8 customize 

5-Nut

 A194-8  A194   2H  A194 8M customize 

6-Arm pin

 A182-F316  A182-F6a  A182-F304 customize   

7-Yoke

 A351-CF8M  A216   WCB  A351-CF8 customize 

8-Bonnet nut

 A194 2H  A194   8M  A194-8 customize 

9-Bonnet bolt

 A193-B8  A193-B8M  A193-B7 customize   

10-Bolt

 A193-B8  A193-B7  A193-B8M customize   

11-Gasket

 graphite+304  316+graphite customize   

12-Bonnet

 A351-CF8  A216   WCB  A351-CF8M customize 

13-Eye bolt

 A181 customize 

Design Standard

 API 6D  BS   1868 customize 

Connection Standard

 API 605  ASME B   16.25-2007  ASME B 16.47A  ASME B 16.47B  ASME   B 16.5  MSS SP-44 customize 

Test Standard

 API 598  API   6D customize 

Face to Face

 ASME B 16.10 customize 

Pressure-temperature ratings

 ASME B   16.34-2004 customize 

Wall thickness dimension

 API 600  BS   1868 customize 


Q:give some application of varible throttle valve?
A throttle valve allows continuous control of the rate at which some fluid moves from a region of relatively high pressure into a region of relatively low pressure. An example would be in an automobile engine, where the throttle controls the rate at which air (at or above atmospheric pressure) enters the engine's intake manifold (near vacuum when the throttle is closed.) The throttle in an automobile engine is mechanically linked to the gas pedal (in case you didn't know).
Q:i disconnected the heater valve because it went bad, but when i removed it i forgot how it came off when i went to the auto parts store. i just need to know what way it should be facing and which hose goes where? can someone please help me?
You okorder for info. They have a great repair section that's free after you sign up. Manuals have lots of photos which should take care of your question.
Q:its rated 120 VAC/26VA (3 prongs, one for ground) . I also have a horizontal level switch for liquid with rating 120 VAC/0.28 A (the switch will connect when the water level reach the target) normally open.How can I wire them so that when the level reached the valve will close and water will not flow into the tank? The switch is inside the tank and the valve connecting the pipe for feed water. Thanks
I okorder / and if they dont have the answer for you, then go to the parts page and buy the book. - its cheap
Q:In one of the two bathrooms - that we rarely used - I recently found that shower has now only hot water running. The valve is Moen brand with a single knob. On turning this, I get no cold water, but just hot water. I removed the knob, and decided to maybe replace the cartidge, but could not make any headway, after removing the acrylic knob. First, do I need to remove the cartridge?If yes, how? Is it possible to remove it without removing the back-plate glued to the Tile walls? Will appreciate detailed instructions to remove or fix the valve?thanks
the valve should have a c shaped clip holding it in. do that with the water shut off. if you have cold water to the tub spout, maybe the valve body is clogged with sediment, or a CW valve has collapsed.you have to remove the back plate to access the valve body.
Q:Today I found out I have the heart disease Mitral Valve Prolapse. I'm 13, I weigh 109 pounds and I'm 5'8. I'm also pretty skinny too. I know this is a pretty common disease but should I be worried at all?
Mitral valve prolapse is the most common cardiac problem and may affect five to twenty percent of the population. The condition is most common in women, although men are also affected. With MVP, symptoms do not begin before the early teenage years (approximately age 14 in girls and 15 in boys), but adults of any age may be affected. MVP tends to run in families, so those with blood relatives with MVP have a greater chance of also having the condition. If a person has mild MVP, he/she needs no restriction of exercise. But if the MVP is big, then it is a different thing. Because, though complications in this condition are very less, people who suffer from this condition have to take extreme care. In case of large MVP, you may have to cut down on your physical activity, have a surgery and may be put you on medications like beta blockers. If the valve is truly defective (not just 'prolapsed'), it is serious. Unfortunately, doctors have mistaken a 'differently shaped' mitral valve as a disease in itself. And this is where the non-disease comes in. In simple terms, a mitral valve that appears prolapsed is usually normal. It still is not clear to experts why some mitral valves appear prolapsed and allow some blood leakage backwards. I have an answer for that phenomenon, but the important point is that the disease is a non-disease.
Q:I have a Burnt Valve in my Ford 302 EFI Crown Victoria. I know that i will have to have machine work done to the head but im not even gonna mess around im going to just pull both my heads off since theres alot to remove to even get to the heads i Just need a list of parts that i'm gonna have to buy for this project
take the heads to your local automotive machine shop and have them do the valve job they will fix whats wrong with your heads.and for parts you will need a head set gasket kit from auto zone or summit racing,and new spark plugs wire's oil, antifreeze,belts water pump since you have the room to get to it now,
Q:How do you clean an EGR valve on a 1999 Ford Taurus DOHC? What do I do and what can I use? Will water work? I've read a lot about a plunger mechanism but I have no idea what this is. Please explain in the best detail you can how to remove, clean, and re install the EGR valve?
You will have to use an appropriate size ratchet wrench set. The valve is held in place by 2 bolts, usually. It is round and flat, and has a diaphragm inside the metal cannister. Once you have removed it, invert it. It will be full of unburned carbon which is easily removed with spray Gum-out and a small brush. If you are unlucky, and the internal diaphragm has broken, you will need to replace the valve. This is pretty rare, though. EGR stand for exhaust gas recirculation. This is what the thingy does. Under acceleration, vacuum from the engine causes the valve to open and scavange exhaust gas from the attaching pipe. Usually, and I should not write this, I just plug the vacuum on these things to prevent them from opening at all. Then I install a set of Bosch Platinum, Fusion or nippondenso Twin Tip plugs. This will reduce pollution, anyway, which is the goal of having an EGR valve. WHen it is diconnected, no carbon will get sucked back into the intake system, and the engine will stay cleaner inside. If you are smart, you will begin using Mobil One 0W-30 oil. This will improve your gas mileage, keep the inside of your engine cleaner, and you will only need to change it once every year or so. This oil will help prevent the formation of unwanted sludge and carbon deposits. You will be amazed at how much gasoline you end up saving!!!
Q:How do you remove a richdel sprinkler valve, when I turn the body of it, it doesn't unscrew, it just turns in place.
if the valve itself has gone bad, then you can actually replace it without haveing to remove it. richdells are now called irritrol valves. they are not that hard to replace the guts and top part of the valve. if you can find the same valve off the internet or a landscape store, just take apart the old one and replace the insides with the parts from the new valve, and replace the top piece with solenoid as well. if you cant find the same kind of valve, just dig up a nice hole and cut the pipes and replumb it. thats pretty easy too. the more room you have on the pipe to cut, the easier it will go. but richdells are now irritrols. the parts will be the same, just have a different label. ive seen the richdells last over 20 years though good luck and hope this helps
Q:I have mitral valve prolapse. Just recently Ive been getting chest pains more often * few times a day* and the panic and anxiety have gotten worse. I had a pain last night that lasted about 10 minutes and it was very uncomfortable.I know mitral valve prolapse is a condition that usually not a threat. But can it get worse over time with some people?My doctor already knows I have it but should I go back to have more tests done?Im kinda scared because my symptoms are getting to be more than what they were.Any advice?
Mitral valve prolapse does not usually cause the painful symptoms usually associated with a heart attack. Depending on the severity it can cause dizziness or fainting on rising from a seated position. If you press on the left carotid artery, reducing blood flow to the brain a mitral valve prolapse condition will not be able to overcome the extra resistance applied to the artery and may cause a blackout. This depends on your exact condition. It can be corrected by surgery with either an artificial or an organic valve replacement. The chest pains may be something else going on with your heart or just caused by anxiety and stress. I believe it would be best if you went back to the cardiologist and had him/her check you out thoroughly. If only to set your mind at ease and relieve some of your anxiety. Take care
Q:How can I tell if my 2004 Ford Taurus a 12 or 24 valve?
12 Ford Taurus

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