• API Cast Steel Lift Check Valve Size 450 mm System 1
  • API Cast Steel Lift Check Valve Size 450 mm System 2
  • API Cast Steel Lift Check Valve Size 450 mm System 3
API Cast Steel Lift Check Valve Size 450 mm

API Cast Steel Lift Check Valve Size 450 mm

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Shanghai
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Min Order Qty:
10 pc
Supply Capability:
100 pc/month

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API Cast Steel Lift Check Valve 150 Class

The features of Cast Steel Lift Check Valve

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

Body and Bonnet Connection of Cast Steel Lift Check Valve:

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 of Cast Steel Lift Check Valve:                                                                                                         

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 of Cast Steel Lift Check Valve:

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="" 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.

Parameter of Cast Steel Check Valve:

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

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

3-Disc

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

4-Arm

 A351-CF8  A216   WCB  A351-CF8M customize 

5-Nut

 A194   8M  A194-8  A194 2H customize 

6-Arm pin

 A182-F6a  A182-F316  A182-F304 customize   

7-Yoke

 A351-CF8  A351-CF8M  A216   WCB customize 

8-Bonnet nut

 A194   8M  A194-8  A194 2H customize 

9-Bonnet bolt

 A193-B8  A193-B8M  A193-B7 customize   

10-Bolt

 A193-B7  A193-B8  A193-B8M customize   

11-Gasket

 graphite+304  graphite+316 customize   

12-Bonnet

 A216   WCB  A351-CF8M  A351-CF8 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

 

FAQ of Cast Steel 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.


Q:I have rented a house and the irrigation timer only has wires of one zone.It goes to a single valve then out to a big round cover with 6 zone pipes coming out of it. What the heck kind of set up is this?does it do a mechanical rotation inside that cover? the zones only come on one at a time but every time I turn it on I get a different zone as they are all Zone 1 on the timer.
The single valve is the master control valve. It shuts the system down at the end of the irrigation cycle. It's a safety element in case one of the zone valves doesn't close or close completely. The other valves are probably digitally addressable. Your timer opens the master control valve and then digitally selects each zone valve in turn and waters according to a programmed cycle. These systems are called irrigation sequencers. Some of them are wireless.
Q:I have a yamaha cornet and i took the valves out to oil them. i put the valves in, and now only the middle on makes a sound. when i put down no valves, and doesn't make a sound, only when i press down valve two. i think it is the way i put the valves because it has those holes. can some one let me know what is the right way to put the valves in, like explain or show me a video. thanks.
Trumpet Valve Positions
Q:Ok i dont know much about cars so if anybody could help out with this id appreciate it. Do i need to take my car in to get the PCV valve replaced or can i buy it and have it done in my driveway?Thanks....
The PCV valve is about 3 inches long, just pull it out of the valve covers and replace it with the new one!!!
Q:My chevy s-10 pickup automatic is shifting rough from 1st to 2nd, gives the truck a bump when shifts. Tech says I likely need a valve body replacement. He also indicated I could drive this for a while if I wanted. What more can happen if I prolong replacement? Truck is still at a fair blue book value and I'm wondering if I should sell it now. I have been very lucky in not having to sink any $ aside from normal wear and tear into it, so for me to have it replaced is the first $ investment. I have 103k miles for 2000. Anyone else in a sim sitch, or having multiple problems at this mileage as well? I'm wondering if this is the begininng of the end?
Chevrolet did have a bad problem with valve body wearing out the bore where the valve rides. I would recommend you replace the valve body too, unless it has high milage and the transmission has never been overhauled. Then I would say sell it now! They also have a problem with the reaction shell breaking or stripping and causing a no reverse problem. Those usually go out around 150,000 to 170,000 miles. So if your in that range, and you haven't had it rebuilt or you don't want to spend the money to rebuild it. I would recommend you selling it now.
Q:i have a 1970 chevy sb 350 and i need to set the valve lash what is the proper method and where do i start? everything is stock!
I truthfully have repaired alot of Chevy engines in my time. I continually adjusted them chilly while i became into development the motor or reinstalling products....much less muss and fuss and much less oil in each single place. The GM instruction manual says ( and that i've got been doing this for years ) is with the engine in the #a million firing place ( it is set via putting your hands on the #1valve because of the fact the mark on the damper comes close to the O mark on the crankcase front conceal. If the valves are actually not shifting then the engine is in the #a million firing place. If the valves flow because of the fact the mark comes as much as the timing tab then it incredibly is in the #6 firing place, and may be became over a million extra time to attain the #a million place.) as basically desperate, right here valves may be adjusted. V8- Exhaust- a million, 3, 4, 8 V8- intake- a million, 2, 5, 7 back out the adjusting nut ( 5/8's socket ) till lash is felt ( flow or spin the push rod...in case you could flow it up or down or spin it truly..it incredibly is loose ) while play has been bumped off, turn adjusting nut in a million finished turn ( to middle lifter plunger ) Use basically slightly chalk to mark which valves you have adjusted to maintain music ...desire I helped and sorry for the long dissertation.
Q:Ok so i am 16 years old, and i have Aortic stenosis, bicuspid aortic valve, aortic regurgitation and an Enlarged aorta. I am soon going to be getting an aortic valve replacement. I am just wondering what happens before and after the surgery and how long i will be in the hospital, how long in the ICU, what kind of tubes/machines will i need? any information will help. thanks :)
Mechanical valve will last for ever. But the red blood cells will be damaged and clot will be formed in the implanted mechanical valve. In order to prevent the formation of blood clot, the patient has to take warfarin (a blood thinner) for the rest of his/her life. If pig valve is used, there is no necessity to take the medicine (warfarin) for the rest of his/her life. But the tissue valve will function only for 15 years. Since you are too young, you have to opt for mechanical valve and to take the medicine for the rest of your life. Valve replacement is indicated for virtually all who can tolerate surgery. In younger patients, the patient's own pulmonic valve can be used, providing good durability; a bioprosthesis is then used to replace the pulmonic valve (Ross procedure). Most often, the aortic valve is replaced with a mechanical or bioprosthetic valve. You will stay in an intensive care unit for the first 2 or 3 days following the operation. Your heart functions will be monitored constantly. The average hospital stay is 1 - 2 weeks. Complete recovery will take a few weeks to several months, depending on your health before surgery.
Q:i have a valve seat pop out and it did some damage my question is can it be fixed i took it to a machine shop the guy look at me with a little confusion he said it cant be done anyone out there have another answer
If he is confused walk away. No, not really. The head comes off and maybe the head is still good but the valves and valve guides are replaced. While the head is off you have 2 individual pots(the cylinder) same like a single cylinder motorcycle. That is one with one piston. You got 4 pots with 4 pistons. - - - Doing a complete engine rebuild using a kit is cheaper than doing each one individually x's 4. as if one has popped off, the others are near that point. I am guessing #3 cylinder exhaust valve popped off. Or see where you can get some rebuilt heads( or new ones) but chances are you need pots because you are a smoker. Maybe if you ask around to various machine shops, to see if they have a rebuilt VW engine kicking about. Sometimes they do. Might be cheaper than a kit..
Q:are the carborator reed valves supposed to be open or closed on a 1999 yz 250?dirt bike
reed valves depend on engine vacuum to operate. the reed valves are closed when the engine is off and as the engine load goes up, it requires more fuel so engine vacuum goes up causing the reed valves to open more, letting in more fuel. So, is the engine running or off?. are the reeds bent? if they are, they might be straightened if u use care. they break ez.
Q:Hey there in new england wth a blizzard on the way :(. I noticed a few weeks ago that my radiator in my bedroom was always cold. I have lived in this house for 11 years don't know why I am just noticing now. Anyway I discovered that the radiator valve in my room was closed. I shoudl have know it was closed for a reason. I turned it on Wednesday night. everything was fine until this morning. It started leaking thru the celing. my husband tightened it turned it back off and it was fine for a while until it started leaking again! I have since turned the heat off. What can I do now? Did I mention we are bunkered down for a blizzard here? I won't get a plumber out here for days and I fear with the blizzard winds if I keep the heat off the pipes will freeze! Help any suggestions? why didn't it stop leaking after we turned the valve off again??? I am so freaking out right now!
replace the thermostat
Q:overrun clutch solenoid valve dtc definitions code P1760
Description The overrun clutch solenoid valve is activated by the TCM in response to signals sent from the park/neutral position (PNP) switch, overdrive control switch, vehicle speed and throttle position Will then be controlled. TCM TERMINALS AND REFERENCE VALUE ON BOARD DIAGNOSIS LOGIC Diagnostic trouble code O/R CLTCH SOL/CIRC with CONSULT-II or P1760 without CONSULT-II is detected when TCM detects an improper voltage drop when it tries to operate the solenoid valve. POSSIBLE CAUSE Check the following items. Harness or connectors (The solenoid circuit is open or shorted.) Overrun clutch solenoid valve DIAGNOSTIC TROUBLE CODE (DTC) CONFIRMATION PROCEDURE CAUTION: Always drive vehicle at a safe speed. NOTE: If DIAGNOSTIC TROUBLE CODE CONFIRMATION PROCEDURE has been previously conducted, always turn ignition switch OFF and wait at least 5 seconds before conducting the next test. TESTING CONDITION: Always drive vehicle on a level road to improve accuracy of test. After the repair, perform the following procedure to confirm the malfunction is eliminated. WITH CONSULT-II Turn ignition switch ON and select DATA MONITOR mode for `ENGINE with CONSULT-II. Start engine. Accelerate vehicle to a speed of more than 10 km/h (6 MPH) with D position (O/D ON). Release accelerator pedal completely with D position (O/D OFF). WITH GST Follow the procedure With CONSULT-II. WIRING DIAGRAM - AT - ORVCSV Diagnostic Procedure 1: CHECK VALVE RESISTANCE 2: CHECK VALVE OPERATION 3: CHECK POWER SOURCE CIRCUIT 4: CHECK DTC 5: CHECK TCM INSPECTION This isn't something you want to do in your driveway. Take it to a decent mechanic and they should have it knocked out in about an hour or less, if it's the same one I'm thinking of.

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