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OEM China Non Return Check Valve – Ductile Iron SS304 SS316 Non-return Swing Check Valve – Zhongfa Featured Image
  • OEM China Non Return Check Valve – Ductile Iron SS304 SS316 Non-return Swing Check Valve – Zhongfa
  • OEM China Non Return Check Valve – Ductile Iron SS304 SS316 Non-return Swing Check Valve – Zhongfa
  • OEM China Non Return Check Valve – Ductile Iron SS304 SS316 Non-return Swing Check Valve – Zhongfa

OEM China Non Return Check Valve – Ductile Iron SS304 SS316 Non-return Swing Check Valve – Zhongfa


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Our goal is to provide high quality products at competitive prices, and top-notch service to customers around the world. We are ISO9001, CE, and GS certified and strictly adhere to their quality specifications for Butterfly Valve With Supervisory Switch, Flanged End Butterfly Valve, Automatic Gate Valve, We sincerely welcome overseas buyers to consult for that long-term cooperation as well as the mutual progress.
OEM China Non Return Check Valve – Ductile Iron SS304 SS316 Non-return Swing Check Valve – Zhongfa Detail:

Product Detail

Size & Pressure Rating & Standard
Size DN50-DN600
Pressure Rating PN6，PN10, PN16, CL150-600
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 swing check valve adopts a built-in rocker arm swing structure. All the opening and closing parts of the valve are installed inside the valve body and do not penetrate the valve body. Except for the sealing gasket and sealing ring used in the middle flange, the overall There is no leakage point, eliminating the possibility of valve leakage. The connection between the rocker arm and the disc of the swing check valve adopts a spherical connection structure, so that the disc has a certain degree of freedom in the range of 360 degrees, and has proper trace position compensation. It is mainly used in petroleum, chemical, pharmaceutical, fertilizer, etc. , electricity and other pipelines. Suitable for clean media, not suitable for media containing solid particles and high viscosity

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Our firm sticks on the theory of "Quality will be the life in the enterprise, and status could be the soul of it" for OEM China Non Return Check Valve – Ductile Iron SS304 SS316 Non-return Swing Check Valve – Zhongfa , The product will supply to all over the world, such as: Turkey, UK, Belize, We warmly welcome domestic and overseas customers to visit our company and have business talk. Our company always insists on the principle of "good quality, reasonable price, the first-class service". We are willing to build long-term, friendly and mutually beneficial cooperation with you.
    • The supplier abide the theory of "quality the basic, trust the first and management the advanced" so that they can ensure a reliable product quality and stable customers.
    5 Stars By Marco from Karachi - 2017.04.08 14:55
    The factory has advanced equipment, experienced staffs and good management level, so product quality had assurance, this cooperation is very relaxed and happy!
    5 Stars By Nicci Hackner from Tajikistan - 2018.12.22 12:52
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