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Chinese Wholesale Flanged Gate Valve - SS/DI PN10/16 Class150 Flange Knife Gate Valve – Zhongfa Featured Image
  • Chinese Wholesale Flanged Gate Valve - SS/DI PN10/16 Class150 Flange Knife Gate Valve – Zhongfa
  • Chinese Wholesale Flanged Gate Valve - SS/DI PN10/16 Class150 Flange Knife Gate Valve – Zhongfa
  • Chinese Wholesale Flanged Gate Valve - SS/DI PN10/16 Class150 Flange Knife Gate Valve – Zhongfa

Chinese Wholesale Flanged Gate Valve - SS/DI PN10/16 Class150 Flange Knife Gate Valve – Zhongfa


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We've one of the most advanced generation tools, experienced and qualified engineers and workers, recognized good quality manage systems and a friendly skilled product sales workforce pre/after-sales support for Centerline Butterfly Valves, Control Valve Butterfly Type, Pneumatic Butterfly Valve, With a fast development and our customers come from Europe, United States, Africa and all over the world. Welcome to visit our factory and welcome your order, for further inquires please do not hesitate to contact us!
Chinese Wholesale Flanged Gate Valve - SS/DI PN10/16 Class150 Flange Knife Gate Valve – Zhongfa Detail:

Product Detail

Size & Pressure Rating & Standard
Size DN40-DN2000
Pressure Rating DN50-100  PN16  DN150-200  PN10  DN250-400  PN7  DN450-600  PN5   DN650-750  PN4  DN800-900  PN3  DN1000   PN2
Design Standard JB/T8691-2013
Flange Standard GB/T15188.2-94 chart6-7
Test Standard GB/T13927-2008
Material
Body Ductile iron; WCB; CF8; CF8M; 2205; 2507
Disc SS304; SS316; 2205; 2507; 1.4529
Stem/Shaft SS410/420/416; SS431; SS304; Monel
Seat  Stainless Steel+STL
 EPDM (120°C) /Viton(200°C)/PTFE(200°C) /NBR(90°C)
Bushing PTFE, Bronze
O Ring NBR, EPDM, FKM
Actuator Gear Box, Electric Actuator, Pneumatic Actuator

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Product Advantage

Knife gate valves are mainly used in papermaking, chemical fiber, petrochemical, metallurgy, mud, electricity, sewage treatment. In pharmaceutical and other working conditions, the knife gate valve is mainly composed of a valve body and a gate. The material of the valve body is ductile iron, carbon steel and stainless steel, and the sealing surface is made of natural wear-resistant rubber, fluorine rubber, nitrile rubber, and EPDM rubber. And metal sealing, from the structural point of view, the knife gate valve has a compact design, takes up little space, and can effectively support the strength of the pipeline.

There are 3 features as below:
1. The bottom of the gate is a U-shaped sharp blade, which can scrape off the adhesive on the sealing surface and quickly cut off the fluid. medium.
2. The surface of the gate has been finely ground and polished, which not only has a better sealing effect, but also effectively protects the service life of the packing and valve seat.3. The guide block on the valve body makes the gate move correctly, and the extrusion block ensures the effective sealing of the gate.

ZFA Valve strictly execute API598 standard, we do both side pressure testing for all the valve 100%, guarantee deliver 100% quality valves to our customers.

The valve body adopt GB standard material, there’re total 15 process from iron to valve body.

The quality inspection from the blank to the finished product is 100% guaranteed.

ZFA Valve focus on valves production for 17 years, with professional production team, we can help our customers to archive your goals with our stable quality.

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We always continually offer you the most conscientious purchaser services, and the widest variety of designs and styles with finest materials. These efforts include the availability of customized designs with speed and dispatch for Chinese Wholesale Flanged Gate Valve - SS/DI PN10/16 Class150 Flange Knife Gate Valve – Zhongfa , The product will supply to all over the world, such as: Madrid, Libya, Cyprus, To let customers be more confident in us and get the most comfortable service, we run our company with honesty, sincerity and best quality . We firmly believe that it is our pleasure to help customers to run their business more successfully, and that our professional advice and service can lead to more suitable choice for the customers.
    • Company director has very rich management experience and strict attitude, sales staff are warm and cheerful, technical staff are professional and responsible,so we have no worry about product,a nice manufacturer.
    5 Stars By Eden from Monaco - 2018.06.09 12:42
    Good quality, reasonable prices, rich variety and perfect after-sales service, it's nice!
    5 Stars By Maggie from Sudan - 2018.11.11 19:52
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