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OEM China Non Return Check Valve – DI CI SS304 Dual Plate Check Valve – Zhongfa Featured Image
  • OEM China Non Return Check Valve – DI CI SS304 Dual Plate Check Valve – Zhongfa
  • OEM China Non Return Check Valve – DI CI SS304 Dual Plate Check Valve – Zhongfa
  • OEM China Non Return Check Valve – DI CI SS304 Dual Plate Check Valve – Zhongfa
  • OEM China Non Return Check Valve – DI CI SS304 Dual Plate Check Valve – Zhongfa
  • OEM China Non Return Check Valve – DI CI SS304 Dual Plate Check Valve – Zhongfa

OEM China Non Return Check Valve – DI CI SS304 Dual Plate Check Valve – Zhongfa


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Our primary purpose is to give our shoppers a serious and responsible company relationship, giving personalized attention to all of them for Top Entry Floating Ball Valve, Split Butterfly Valve, Gate Valve For Water Line, The principle of our company is to provide high-quality products, professional service, and honest communication. Welcome all friends to place trial order for creating a long-term business relationship.
OEM China Non Return Check Valve – DI CI SS304 Dual Plate Check Valve – Zhongfa Detail:

Product Detail

Size & Pressure Rating & Standard
Size DN50-DN500
Pressure Rating PN6，PN10, PN16, CL150
Face to Face STD API609, BS5155, DIN3202, ISO5752
Connection STD PN6, PN10, PN16, DIN 2501 PN6/10/16, BS5155
   
Material
Body Cast Iron(GG25), Ductile Iron(GGG40/50), Carbon Steel(WCB A216), Stainless Steel(SS304/SS316/SS304L/SS316L) , Duplex Stainless Steel(2507/1.4529), Bronze, Aluminium Alloy.
Disc DI+Ni, Carbon Steel(WCB A216), Stainless Steel(SS304/SS316/SS304L/SS316L) , Duplex Stainless Steel(2507/1.4529), Bronze, DI/WCB/SS coated with Epoxy Painting/Nylon/EPDM/NBR/PTFE/PFA
Stem/Shaft SS416, SS431, SS304, SS316, Duplex Stainless Steel, Monel
Seat NBR, EPDM/REPDM, PTFE/RPTFE, Viton, Neoprene, Hypalon, Silicon, PFA

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Product Advantage

Check valve, also known as one-way valve, check valve, back pressure valve, this type of valve is automatically opened and closed by the force generated by the flow of the medium itself in the pipeline, and belongs to an automatic valve. The function of the check valve is to prevent the backflow of the medium, the reverse rotation of the pump and its driving motor, and the discharge of the medium in the container. Double-plate check valve is a very common type of check valve. By choosing different materials, the wafer check valve can be applied to water, steam, oil in petrochemical, metallurgy, electric power, light industry, food and other industries. , nitric acid, acetic acid, strong oxidizing medium and urea and other media.

The double-plate check valve , two-lobed circular disc fixed on the valve body with a pin shaft. There are two torsion springs on the pin shaft. The disc is installed on the sealing surface of the valve body, and the spring is pressed by the medium pressure. The butterfly plate, when the flow is reversed, closes the valve by spring force and medium pressure. This kind of butterfly check valve is mostly of wafer structure, small in size, light in weight, reliable in sealing, and can be installed in horizontal pipelines and vertical pipelines.

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During the past few years, our business absorbed and digested state-of-the-art technologies the two at home and abroad. Meanwhile, our firm staffs a group of experts devoted to your development of OEM China Non Return Check Valve – DI CI SS304 Dual Plate Check Valve – Zhongfa , The product will supply to all over the world, such as: Netherlands, Greece, Cologne, We've got a dedicated and aggressive sales team, and many branches, catering to our customers. We are looking for long-term business partnerships, and ensure our suppliers that they will absolutely benefit in both short and long run.
    • This is a honest and trustworthy company, technology and equipment are very advanced and the prodduct is very adequate, there is no worry in the suppliment.
    5 Stars By Rosemary from Hanover - 2018.05.15 10:52
    The quality of the products is very good, especially in the details, can be seen that the company work actively to satisfy customer's interest, a nice supplier.
    5 Stars By Marjorie from Porto - 2018.10.09 19:07
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