Factory source Dual Plate Check Valve - Micro Resistance Slow Closing Check Valves – CVG

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Factory source Dual Plate Check Valve - Micro Resistance Slow Closing Check Valves – CVG Detail:

Features
▪ Adjustable switching time.
▪ Valve closing mode: quickly and slowly close.
▪ Double offset structure Disc, reasonable valve opening and closing movement.
▪ All metal sealing pair and wear-resistant rubber sealing pair, with long service life, maintenance free and replacement free.
▪ For the valve cavity structural elements related to the flow resistance characteristics, the geometric elements are determined by using the principle of hydrodynamics to reduce the flow resistance and save energy.
▪ Good valve closing performance which effectively prevent the occurrence of destructive water hammer.
▪ The disc / valve stem can be opened and closed flexibly without jamming.
▪ The selection and matching of friction pair materials, the design of sealing structure and installation orientation can ensure that the rotating parts such as disc / valve stem can maintain good rotation performance for a long time.
▪ The simplicity, accuracy and safety of user operation and maintaining good product performance.
▪ Short structure length and light weight.

▪ Test pressure:
Shell Test Pressure 1.5 x PN
Seal Test Pressure 1.1 x PN

Material Specifications

Part	Material
Body	Carbon steel, ductile iron
Disc	WCB
Stem	2Cr13
Sealing Ring	Buna-N, EPDM, FKM
Cylinder Piston Ring	Alloy cast iron
Other required materials can be negotiated.

Structure

hgf (1)
hgf (3)

Application
▪ This check valve is a new type of waterproof hammer energy-saving product with vertical or inclined valve seat, double offset disc, all metal sealing pair and wear-resistant rubber sealing pair, overflow element with channel fluid and oil pressure slow closing device, which can close the valve in fast / slow stages.
▪ The valve can save energy obviously in operation. When the pump is normal or the pump is stopped in case of sudden power failure, it can effectively prevent the backflow of water body and the occurrence of destructive water hammer.
▪ It’s widely used in petrochemical, power metallurgy, urban water supply and drainage and other pipeline systems.

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abide by the contract, conforms on the market requirement, joins from the market competition by its good quality likewise as provides more comprehensive and superb support for customers to let them become large winner. The pursue of the company, is definitely the clients' pleasure for Factory source Dual Plate Check Valve - Micro Resistance Slow Closing Check Valves – CVG , The product will supply to all over the world, such as: Milan, Afghanistan, Comoros, Due to the stability of our products, timely supply and our sincere service, we are able to sell our products not only over the domestic market, but also exported to countries and regions, including the Middle East, Asia, Europe and other countries and regions. At the same time, we also undertake OEM and ODM orders. We will do our best to serve your company, and establish a successful and friendly cooperation with you.

4 Ductile Iron Check Valves