GB Standard Ductile Iron Wafer Butterfly Valve

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Specifications

Good quality and performance,cost-effective,ligher and smaller in comparison to a conventional swing check valve or lift check

Technical Data

DN40-DN600mm PN1.0-1.6MPa

Body: Cast Iron, Ductile Iron, Carbon Steel, Stainless Steel

Seat: EPDM, NBR,Stainless Steel

Stem: Stainless Steel

Disc: Ductile Iron with Nickel Coating,Ductile Iron with Nylon Coating, Stainless Stee 304/316l, Alu-Bronze

Spring:Stainless Steel

Flange Connection:DIN,ANSI,BS,JIS,UNIVERSAL FLANGE

Product Features

Wafer body style fit between FF or RF flanges

Upper and lower PTFE thrust washers

Resilient Buna-N or EPDM Seat

Dual plate valves give maximum strength with minimum opening time

Torsion springs assist valve closure, preventing flow reversal

Thrust washer reduce friction and wear of valve plate hinges.

Q: My home electric water heater connected shower with wash basin, re-clean the water heater after the dirt. I opened the water when the wash basin hot water outlet, cold water pipe began to water heater. Wash basin of hot water pipe began to also water, and later to the exhaust. Finally how water is very small. Finally, almost no water out. Then I turn off the heating. Shower bath with hot water out, but why is the wash basin has been no hot water discharge. Please do the next professional guidance. The book is full of hope Thank you! More: The principle of water heater water injection and the principle of hot water out, only in the case of cold water will be out of hot water, there is no cold water into the hot water can not get out, you say the situation, that your family Yao angle difference to carry the hair pipe is normal, is not improper operation.

Q: What would be the correct tool to get behind the water supply lines to get to the sprayer connection on a kitchen faucet? The space is too tight for even my small hands.: use a flashlight to look up under the sink and see how the hose is attached to the faucet. the clerk at the hardware store- a lowe's or home depot or such, will be able to get you the faucet wrench for the job.

Q: Now copper faucet lead that should be what kind of faucet or the old few dollars what kind of material to be more peace of mind: Buy the brand

Q: Kitchen pots and faucets with what material is good: General kitchen with pots are made of stainless steel products. The advantage is that the volume will be relatively large, solid material, not easily stained with oil, easy to clean.

Q: Home kitchen faucet leak, please come to repair about how much money: Home repair taps usually need about 100 yuan, the property if the provision of paid services estimated 50 or so.

Q: Wash basin sets of faucets on the combination of how high to set aside: Buy a special wash basin faucet, it under the thread is relatively long, through the wash basin, the thread can be stretched out, and then with the nuts and tight.

Q: Basin basin faucet water hose position is too deep, how to screw down?: If you change the tube, then the tube can be cut with the pliers to take it off, with a pliers to clamp the tube will be able to dry down.

Q: Cut up and down when the shape of the alien is always cut what is the problem?: Cut up and down when the shape of the alien is always cut what is the problem?...

Q: I have a 2.5 bath house. I just noticed the tub at the 2nd bath does not have hot water but the sink and every faucet in the house has hot water. What could be the problem?: there is a obstruction in your bath manifod at the hot side weather it single handle or double handle, the only way to stop the water flowing to the tub is best to shut off your cold where the water enters the house and if you wish shut off the hot at the tank and remove the stem or cartridge which ever it is and possably blow it out with a compressor if you cant see the obstruction which does happen when the water is shut down, when u shut the water down open the hose bib and a couple of handles on your sinks to relieve water pressure

Q: Wash basin from the tile on the wall from the use of glass glue or glue-free sticky? There are faucets and washbasin junction is also rusty, glass glue can stick to it?: Glass glue is not strong, not you from the water mains on a three-way, with a PVC pipe connected by a water valve to do the faucet is also OK.

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