High Performance Metal Sealed Butterfly Valve Made In China Best Price
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1.Features Of High Performance Metal Sealed Butterfly Valve
VBJG High performance metal sealed butterfly valve adopts “Inclined oval disc radial dynamic balance sealing system” to attain the frictionless action between the gasket of the disc and the sealing face of the seat before valve closing. The pressure angle is bigger than the friction angle on the sealing face for which the extra-low open resisting force and rapid closing automatic tally sealing action are available. The valve features with advanced construction, reliable seal, long life, low cost.etc. It is an economical practical automatic control valve providing both control and cut-off functions and uses to the fluid services with large flow, low pressure drop and low seat leakage.
Features: Patent No. ZL200820238488.1
1. The optimum design of eccentric size ensures that the disc’s seal ring can be disengaged from the seat ring sealing surface immediately during the opening and closing process, which leads to no friction, no jamming and small operating torque, and high sealing performance and zero leakage are available.
2. Corrosion resistant alloy replating is used for seat to make sure high reliability and long service life.
3. The special processing technology is used for high precision and field-replaceable for seal ring.
4. Special non-metallic materials are used to make sure high temperature performance, strong self-lubricating and low friction. The dust and granular media can be effectively prevented into the space between the stem and body to avoid jamming.
5. High-strength stainless steel is used for integral stem and other parts to ensure high allowable pressure differential.
2.Specifications Of High Performance Metal Sealed Butterfly Valve
| Type | Triple eccentric |
| Normal size | DN50～1400mm |
| Pressure rating | ANSI Class 150~900; PN 1.6~10 MPa |
| Rated CV value | 90～95935 |
| End connections | Wafer type：RF Flanged：RF、MFM |
| Body Material | SCPH2/WCB，SCPH21/WC6，SCS13A/CF8，SCPL1/LCB, Ti and other alloy steels .etc. |
| Trim Materials | SCPH2/WCB，SCPH21/WC6，SCS13A/CF8，SCS14A/CF8M SCS16A/CF3M .etc. |
| Seal ring Materials | SUS304，SUS316，SUS316L |
| Fluid Temperature | －45～＋550℃ |
| Rangeability | 50∶1 |
| Flow characteristics | Approximate equal percentage; On-off |
| Seat Leakage | ANSI Class VI |
| Metal seat | ANSI Class VI |
| Actuator | AW(S)/SR/DA Cylinder piston type Electronic type Intelligent type |
3.Body Of High Performance Metal Sealed Butterfly Valve
Type | Three-dimensional Eccentric |
| Normal size | 50～1200mm（2"～48"） |
| Pressure rating | PN1.0、1.6、2.5、4.0、6.3MPa、10MPa，ANSI 150、300、600# |
| End connection | Flangeless type (wafer type), Flange type Flanged end：RF、MFM |
| Flange standard | JB/T79.1-94(PN1.6MPa);JB/T79.2-94(PN4.0、6.4MPa);ANSI B16.5-2009;HG20592-2009、HG20615-2009 |
| Operating temperature | －45～＋550℃ |
| Gland type | Bolted gland |
| Packing | Teflon or Graphite |
4.Images Of High Performance Metal Sealed Butterfly Valve
5.Applications Of High Performance Metal Sealed Butterfly Valve
It is used to the fluid services with large flow, low pressure drop and low seat leakage.
FAQ
Q1：How Can I Get A Sample?
A1:You can get samples by communicate with our export sales.
Q2:How Long Is Delivery?
A2:Delivery time will be30-45days according to order quantity.
Q3:What Is The MOQ?
A3:MOQ depends on different items.
Q4:What Is Our Normal Payments Terms?
- Q: Why are pig hearts valves used as replacements for damaged heart valves in humans? Are there any complications and are they still used today?
- Biological valve is made of human or animal tissue. These valves last 12 - 15 years, but you may not need to take blood thinners for life. Human body has a tendency to reject foreign material such as porcine valve. Medication can be used to retard this effect, but is not always successful. Biologic porcine heterograft - harvested aortic valve of pig that is preserved in glutaraldehyde and mounted on specially designed sewing ring. (Carpentier - Edwards/ Hancock/ Medtronic) Tissue valves are also made from 16 to 18 months old calves and harvested aortic valve from human cadaver.
- Q: Hi. I looked at instructional videos for installing shutoff valves and instead of simply unscrewing old valve, the plumber simply cut the copper pipe. Is this necessary? Why can't I simply unscrew old shutoff valves from copper pipe?
- Shutoff valves come in two varieties. 1. A compression fitting and looks like it is bolted onto the pipe. 2. Is soldered onto the copper pipe at each end of the tap. If you are paying your plumber by the hour, believe me, you will want him in and out including travel time in under an hour. If cutting the copper is and would be his quickest way then let him have at it. Good Luck Richard
- Q: eventually needed mitrial valve replacement or Valvuloplasty? It is also sometimes called Acquired Valve Disease, Aortic Valve Disease or Mirtral Valve Disease. Any information would be very helpful. I was not born with this condition if that helps at all.
- There is a bloke just up the road from me had this procedure done about 3 years ago, and seems to be having a normal life. However, he is restricted on the use of strength. he was a carpenter / joiner which he has had to give up (He is in his mid 60's) Have you tried Wikipedia?
- Q: i need to know the setting of the valve and a little advice on the up and down of the valves
- Intake and exhaust valves have different clearances.Which one?To check the clearance- the cam must be in the proper position.Then you take a feeler gauge and measure the distance-you have to do this to each valve before you can remove the cam to make an adjustment.Under the cam lobe-on top of the valve there is a can that rides up against the cam lobe.Between the inside of the can and the top of the valve there is a little round pocket that has a shim that looks like a watch battery.These shims come in different sizes--replacing them with a different size is how you make the adjustment.This is not anything that I would try to do without a manual--things can go bad real quick in the adjustment stage.Not a job for a 1'st timer but you can learn if you watch someone doing it.
- Q: does anyone know how much work it would take for a 1998 Mazda 626 (2.0L MFI DOHC) to change a bad intake valve?what work would be necessary and what kind of price are we talkin?
- if you have did a compression check and know for a fact that the valve is bad the head has to be removed and then checked for leakage and cracks before you install it back on,those was bad to produce small cracks between the valve guides,if it checks ok then have the valve replaced,the cost should be about 600-700 on doing this one,that was a good engine those cars had in them,good luck.
- Q: Hi, I was wondering if it takes a minute or two for the water to actually turn on after turning the valve? I've turned it as far as I can counter-clockwise but there's still no water. Is there something else that needs to be done to get the water back?
- after turning the valve back on. Is there another valve upstream that was turned off as well? +
- Q: Are all the valve created games tied together somehow? Except for TF2 like in portal 2 glados says she might start a hobby of reanimating the dead so is that left 4 dead?
- All Valve Games
- Q: I have a shut off valve under the sink that leaks when you try to turn it OFF. Why is that?I need to fix faucet leak as well. do i need to shut water off to fix faucet? Need to fix valve first. Cant figure out why valve leaks when turning off.
- Mr. ? is powerful. replace the close-off valve. the place I stay there's an excellent style of limescale interior the water so shutoff valves purely get gunked up over the years and in lots of situations leak everytime you mess with them. each time I replace or fix a rest room or faucet I purely plan on changing the close-off valve on the comparable time -- a great way much less difficulty than getting the recent merchandise put in and then having to circulate back and take issues aside to swap the leaking valve. I additionally replace the feeder hose connecting the bathroom or faucet too, constantly with the braided stainless style. i could fairly be attentive to I even have put in new factors than have the previous one fail at inconvenient situations and reason injury to the residing house.
- Q: I have a 03 civic ex with 96k how important is it that I do a valve adjustment. The engine runs smooth.
- intake is .007-.009in exhaust .009-.011in good luck
- Q: Could I get some possible remedies for Mitral Valve Prolapse pain? I currently am off beta blockers, and I need to cope with the mild, moderate to severe chest pain I experience. Female, average weight for my height, nonsmoker, maybe one alcoholic drink a week, exercise at least 3.5 hours a week. What do others with mitral valve prolapse do that helps?
- Weight okorder , why not try it, what have you got to lose?
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High Performance Metal Sealed Butterfly Valve Made In China Best Price
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 pc
- Supply Capability:
- 1000 pc/month
OKorder Service Pledge
OKorder Financial Service
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