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OEM/ODM China Gate Valve Actuators - SS/DI PN10/16 Class150 Flange Knife Gate Valve – Zhongfa Featured Image
  • OEM/ODM China Gate Valve Actuators - SS/DI PN10/16 Class150 Flange Knife Gate Valve – Zhongfa
  • OEM/ODM China Gate Valve Actuators - SS/DI PN10/16 Class150 Flange Knife Gate Valve – Zhongfa
  • OEM/ODM China Gate Valve Actuators - SS/DI PN10/16 Class150 Flange Knife Gate Valve – Zhongfa

OEM/ODM China Gate Valve Actuators - SS/DI PN10/16 Class150 Flange Knife Gate Valve – Zhongfa


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OEM/ODM China Gate Valve Actuators - 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 strive for excellence, service the customers", hopes to become the best cooperation team and dominator enterprise for personnel, suppliers and customers, realizes value share and continuous promotion for OEM/ODM China Gate Valve Actuators - SS/DI PN10/16 Class150 Flange Knife Gate Valve – Zhongfa , The product will supply to all over the world, such as: Slovakia, Belgium, Belarus, Today, We are with great passion and sincerity to further fulfill our global customers' needs with good quality and design innovation. We fully welcome customers from all over the world to establish stable and mutually beneficial business relationships, to have a bright future together.
    • Customer service staff and sales man are very patience and they all good at English, product's arrival is also very timely, a good supplier.
    5 Stars By Mag from Hungary - 2018.04.25 16:46
    The factory technical staff not only have high level of technology, their English level is also very good, this is a great help to technology communication.
    5 Stars By Amy from Orlando - 2017.09.28 18:29
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