• DCI Gate Valve for Drinking Water System System 1
  • DCI Gate Valve for Drinking Water System System 2
DCI Gate Valve for Drinking Water System

DCI Gate Valve for Drinking Water System

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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
8)Rising stem and non-rising handwheel
Working medium: water, non-corrosive liquid, saturated vapor (≤ 0.6MPa)
Operating temperature: -20 °C ≤ t ≤ 135 °C
Stem: non-rising stem
Body material:Brass/Stainless Steel
Connection:flanged

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) Material:

  a) Body : Ductile Iron GGG500-7

  b) Wedge : D/I , core fully vulcanized with NBR or EPDM rubber

  c) Wedge Nut : Brass

  d) Stem : Stainless steel , BS970 431S29 or DIN17440x20Cr13

  e) Gasket : NBR

  f) Bonnet : GGG500-7

  g) O ring : NBR

  h) Washer : Carbon steel or Stainless steel .

5.Connection Ends:

  1)Socket Welded Dimension:ANSI B16.11,JB/T1751

  2)Screw Ends Dimension:ANSI B1.20,JB/T7306

  3)Butt Welded:ANSI B16.25

  4)Flanged Ends:ANSI B16.5,JB79

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.

4. Can I have my own Logo on the product?

A: Yes, you can send us your drawing and we can make your logo, but you have to bear

their own the cost.

5. Can you produce the products according to my own drawings?

A:Yes,we can produce the products according to your drawings that will be most satisfy you.

Q: How do you ajust valves on a 1955 chevy 265 cu, in engine. I Believe they are hydralic valves.
Run the engine until it comes up to operating temp.Shut it off.Remove the valve covers.Turn the engine by hand until the timing mark comes to 0.Half of the valves are now closed and you can adjust these by first loosening the rocker adjusting nut,and then tighten until the rocker arm makes contact with the push rod(turn the push rod with your fingers-you will feel when this happens).Tighten the nut another full turn and move on to the next closed valve.When you have adjusted the first 8 lifters,turn the engine around until the timing mark comes to 0 again and you can adjust the rest.You'll be able to tell which valves are closed by rocking the rocker arms side to side(they'll be loose).Hope this helps-it's not as hard as it might sound and your motor will purr with the valves adjusted right!
Q: Is there anyway, from home, that I could rule out a bad heart valve as the cause for my heart palpitations and arythmia?
As a physician, I strongly recommend you to visit a ER (Emergency Room if you were from UK) and explain the doctor what is going on. I also would recommended ACE inhibitors, since they prevent cardiac muscle remodelling. I can think in several other things, but I need PE and a new echo-cardiogram to make a decision (indeed a ER doctor must make those decision)
Q: so here are the details. i've been using my trumpet for about 6-8 years now and 1 if not 2 valves get stuck on my trumpet. the problem is not the oil as i have over oiled them too and no go. its that when i try to put my valves back in their place and twist them they don't stay in place,move ,and making either my valves stuck or making my trumpet not do a sound. what should i do? repair shop or buy a new one? i hear the clicking sound when i put them back but still all that does is either make my valve more sticky
Your first step is to clean the valves and the casings. You'll need a casing brush or soft cloth you can run through the casing to clean them. Start with warm soapy water (dish washing soap) then clean them with alcohol--if you don't have alcohol use a water with a little vinegar added. You may need to let the valves soak a bit to loosen everything up. Remove the soap and alcohol from the casings and the tubing--rinse the valves and pat them dry. Inspect them for damage, if none is found then oil the valves and re-install them. If that doesn't work take it to a shop. Don't try lapping your valves yourself.
Q: i have got a problem with the valve but i have some guy gonna try and clean it next week. i have heard of blanking plates. has anyone used one of these? do they make any difference in the way the car goes ?
Think okorder . Go on line an read: Function EGR Valve before you ruin the engine with a block-off plate.
Q: sprinkler valve leaking
Most valves are either 3/4 or 1 with female connections. Use the same size male adaptors with teflon tape wraped around the threads and screw it into the valves. Take a photo before you start to refer to when rewiring.
Q: Ok , I am looking for a valve of some sort that is small (1/4 inch), that has high flow preferably lets all the air out at once.This is for a air cannon type thing. lol
The valve with the biggest opening wins. The type valve with the biggest opening is called a ball valve. It is also the quickest one to open because you only have to turn the valve 90 degrees. Th answer to you problem is, get a BIGGER VALVE and bigger lines. Thmyth bustersrs use 6 valve which are 500 times bigger than 1/4 inch so they are 100 times more powerfull.
Q: I want to put a blow off valve in my car to make it sound cool lol but i dont have a turbo yet ... do i even need one?
A blow off valve is completely pointless without a turbocharger. Without a turbocharger, there is vacuum, not pressure in the air intake. There is no pressure to blow off therefore the valve will never operate. You would never get the sound that you are looking for. So the device would be completely pointless. It would not even look cool. When someone would see it, they would think. What idiot would put a turbocharger blow off valve on an engine without a turbocharger. So it would look stupid, not cool.
Q: Help! I've got this leaky CPVC valve in a new plumbing setup for a water heater. It only drips when open. :( It's going to be a real pain to replace it. Is there any way to tighten this thing up? It looks like there is a plastic pop off panel on the knob for the valve but I'm not sure. Thanks for any help!
Turn off the main water to your house. Turn that valve to open. Then tighen the nut on it (slightly), see if the valve will close , if yes; then tighten it a little more, then see if the valve will close. If yes - that should do it. If the nut is so tight that the valve will not close, then loosen the nut just a tad. That should do it, ......... now, turn the valve off. Turn back on the main water to your house -- and see if that works.
Q: my check engine light tells me that i need an egr valve, if i install one will that cut the light off????
Possibly, unless it's a Ford. A lot of the time on a Ford, it's the DPFE sensor that sets an egr code. Or do you mean ther is no egr valve on the car? Some GM and Chrysler engines were built with and without egr valves, (2.2 GM, 3.3 Chrysler). If someone replace the engine, you will need to get the parts required for installing an egr valve. In the case of the 2.2, it means a different cylinder head and exhaust manifold, the Chrysler 3.3, a different intake and rear exhaust manifold.
Q: here's some additional info asking of my question...I plan on buy a BLOWOFF VALVE and woundering where does the BLOWOFF VALVE goes in my car or do i have to replace with stock EGR VALVE using same hoses or help me please don't wanna screw this one up
This Site Might Help You. RE: I plan on buy a BLOWOFF VALVE and woundering where does the BLOWOFF VALVE goes in my car? here's some additional info asking of my question... I plan on buy a BLOWOFF VALVE and woundering where does the BLOWOFF VALVE goes in my car or do i have to replace with stock EGR VALVE using same hoses or help me please don't wanna screw this one up

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