• Gate Valve of Ductile Iron Dismantling Joints With Double Flanges System 1
  • Gate Valve of Ductile Iron Dismantling Joints With Double Flanges System 2
Gate Valve of Ductile Iron Dismantling Joints With Double Flanges

Gate Valve of Ductile Iron Dismantling Joints With Double Flanges

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Loading Port:
China main port
Payment Terms:
TT or LC
Min Order Qty:
1000 set
Supply Capability:
50000 set/month

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1.Structure of Gate Valve Description

1. Selected materials, in line with domestic and international standards, high overall quality of the material.
2. In line with the requirements of domestic and foreign advanced standards, reliable sealing, excellent performance, attractive appearance.
3. Sealing pair advanced and reasonable, gate and seat sealing surface with different hardness Stellite (Stellite) cobalt-based alloy cladding made, reliable sealing, high hardness, wear resistance, high temperature, corrosion good anti-abrasion performance, long life.
4. Stem quenched and nitride surface treatment, has good corrosion resistance, scratch resistance and abrasion resistance.
5. The use of flexible wedge gate structure, medium and large caliber set thrust bearings, friction force is small, and with a striking manually open and close with ease.

2.Main Features of the Gate Valve:
1)Full port design
2)OS&Y Outside screw and yoke .
3)BB. Bolted Bonnet .
4)Flexible wedge, Fully guided
5)Choice of solid or split wedge .
6)Renewable seat rings
7)Forged T-head stem

3. Images of the Gate Valve:

4. Specification of the Gate Valve: 

1) Product information: the gate valves supplied are mainly used for adjusting water, steam, oil, gas, and natural gas in chemical industries

2) Standards: AWWA, DIN3352 F4/F5, BS5163, BS5150

3) Connection type: flanged type, push-on type, mechanical joint type, plain ends type

4) Size: 50-400mm/2" - 16"

5) Pressure grade: PN10, PN16

5.FAQ

1. Can I get free samples?

A: Yes,we can provide you the free sample, but you need to bear their own delivery costs.

2. Can I request to change the form of packaging and transportation?

A:Yes, We can change the form of the packaging and transportation according to your request, but you have to bear their own costs incurred during this period and the spreads.

3. Can I request to advance the shipment?

A: It should be depends on whether there is sufficient inventory in our warehouse.

Q:Does the heater control valve anything to do with the A/C ?My heater control valve needs replacing, as it leaks when I put my truck's heat on. No heat, no leak. I have to periodically re-add Prestone every once in awhile after using the heat . I've checked the valve and it only leaks when I have my heat on, if I don't use my heat, I don't lose fluid. But now I'm wondering if I use my truck's A/C, does the heater control valve have anything to do with the radiator fluid, or just the freon? Thanks in advanceCar Mechanic in training
the control valve when its turned off keeps water from circulating thru the heater core.. so the hot water doesnt counteract the coolness coming off the evaporater in the ac box under your dash that is the only place those two systems interact.. it sounds like your valve is working fine aside from the leak although i myself would replace it since by winter you may forget that it leaks and on a long drive end up overheating the truck the valve usually runs about 30$ and isn;t difficult to change its worth fixing
Q:I own a 1982 Pontiac Firebird base model which has recently started leaking oil from its Proportioning Valve. I have looked all over the internet for a replacement, and it turns out GM has discontinued the part. Now im faced with difficult and risky task of attempting to fix it, or turn it over to a repair shop as a last resort. The valve seems to leak out of a small circle with a hole the size of a needle inside which was covered by a rubber gasket. I have no clue what this does, and how to repair it.
The okorder /
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?.
Something is incorrect. All valve solenoids and all timers are designed to work at 24 v DC It should make no difference which brand of clock or which brand of valve you are using. Now the actual solenoid which is the circular cylinder with the wires coming out of it that screws into the valve may not fit all brands of valves but you can buy the correct brand to fit your valve at any irrigation supplier. If your controller is working with at least one valve it should work with any valve you have installed. I would look at the wiring and see that they are correctly installed and connected especially at the valve. If one of the two wires is loose or connected wrong then you wont get the valve to operate. If you have a voltage meter I would test it with that. If not make sure at least one wire from each valve is connected to the white (or nuetral wire) out of the controller and the other valve wire is connected to one of the hot wires coming out of the controller. If one valve does not work try connecting a hot wire off a working valve to the non working valve and test it. If it works your problem is in the wire you disconnected. I constantly work on sprinkler systems and wiring is no. one problem. Incidently I cant find a SVC valve listed in the Hunter catalog did you get the letters mixed up?
Q:How would you change the Heater control valve on a 1997 honda civic hx?its my first car, so i dont know much about cars.
the heater control valve is in the heater hose under the hood. on the passenger side of the car there will be two heater hoses going into the engine wall. one of them will have a heater valve in the line with a cable attached to it. drain the coolant from the radiator before removing the heater hose or you'll get coolant all over the place and coolant is toxic to animals. after you drain the coolant you can remove the clamps that secure the hose to the valve. have a drain pan under the car as some coolant will still be in the lines. once you remove both clamps you can take the hoses off the valve then disconnect the heater cable. install the cable on the new valve and install in the reverse order. fill the radiator back up will the removed coolant. you'll need to run the engine until the thermostat opens and the coolant level in the radiator drops. then top off the coolant and put the radiator cap on. hope that that helps
Q:after my hot water tank shuts off about 1/4 cup of water comes out therelief valve. i changed the relief valve. the tank is 6 months old
Do you mean the heating (burner or heating coils) shuts off. If that is the case then you may need an expansion tank. If there is a reverse flow valve at your meter (most locations now require this feature to prevent back flow of water to the main line.) the pressure in your system can build up higher than normal when the hot water tank is heating. Most systems have a small expansion tank installed near the hot water heater to deal with this problem.
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.
Fimco Hydro Indexing Valve
Q:I am a junior piping engineer. I want to know what is the meaning of term Triple Eccentric in Triple Eccentric Butterfly ValveButterfly Valve. So kindly enlighten me.
Good question but I think I found your answer. Hope this helps. Triple eccentric means:- 1)First eccentric is the offset between the shaft centre line and the disc trunnion centre line. 2)Second eccentric is the offset between the body centre line and the disc centre line. 3)The third and the most important is the eccentric in the sealing(multiple) itself such that if you draw a imaginary contour line between the sealing shape vs the body centre,It becomes a cone with one side flat on surface.(I hope my words are clear enough to make you understand). The reason for this shape is because it gives better sealing ability for the valve.eg:- Fire safe valves are triple eccentric valves which are also called pyrogenic valves.The sealings are multiple in nos. and together they form a pyrogenic shape therefore this sealing is also called pyrogenic sealing.
Q:I have a 2001 Chrysler 300 m. About a year ago it cut off on the interstate. The mechanic told me my timing belt broke and i had three burnt valves. The timing belt is already fixed, but I was wondering what parts were needed for the other. also what is the estimated price to fix this?
Burnt valves or, far more likely, bent valves. Either way, you'll need to basically overhaul the top end - you'll need to replace the bad valves and the top end gasket set along with any machine work that may be necessary. Estimates will vary greatly from facility to facility and also from different areas. To get a valid estimate for your locality, you need to get local estimates.
Q:I am replacing the Camshaft, lifters, and timing chain on a SBC 350. The motor is still in the car and I have the valve covers and manifold removed (and other components). The camshaft break-in procedure recommends removing the inner valve springs and running engine at 2000-2500 rpm for 20-30 minutes. MY QUESTION: I have the valve spring compressor tool to remove the springs. HOW do I prevent the valve from falling into the cylinder when I remove the spring? Can I conduct the break in without removing the inner valve springs?
Depending on the position of the plug holes relative to the valves you just might be able to fashion a piece of realy stiff, strong wire into a support for the valves whilst you remove the springs, but this would also depend on the spring compressor not needing to use the head on the valve to do the compressing. It is highly likely that with everything in your favour the above method will fail and you will be obliged to remove the head. I would simply remove the to take out the springs and then remove it again to replace them after running in.
Q:Im trying to make an apparatus that would allow you to breathe in from one tube and exhale through another is their a valve that does this. I originally thought that a one way valve might work however I cannot find one that works with suction.
If I get your idea right, you would have two separate one way valves, one in each tube, facing in opposite directions. When you inhale the valve that opens provides air from that tube and the other one remains shut because the suction is pulling it closed. When you exhale, the inhale valve is pushed closed by the air pressure from your lungs and the exhale tube valve opens from the pressure provided by your lungs. Consider spring loaded valves if there are problems with the pause inbetween enough positive and negative air pressure in the tubes.

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