Hot-Selling Gate Valve Limit Switch - SS PN10/16 Class150 Lug Knife Gate Valve – Zhongfa


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Our pursuit and enterprise aim would be to "Always fulfill our buyer requirements". We carry on to acquire and layout excellent quality items for the two our old and new clients and realize a win-win prospect for our shoppers in addition as us for Butterly Valve Disc, Butterly Valve Body, Semi Lug Butterfly Valve, our merchandise have superior popularity from the whole world as its most competive cost and our most advantage of after-sale assistance for the clients。
Hot-Selling Gate Valve Limit Switch - SS PN10/16 Class150 Lug 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. Stainless Steel stem with good corrosion resistance offers a long service life. For rising stem only, a stem protector can be provided for additional protection against dust while the valve in the open position.
2. All ZFA cast iron and cast steel valve bodies and components are epoxy coated, well protecting inner port and surface against corrosive and firty conditions for longer service life. The ZFA standard coating color is RAL5050.
3. Deflection cone, V or pentagonal port, Injection holes, Locking device, Solenoid valve, Positioners, Limit switches, Proximity switches, Magnetic switches, Air filter, Stem extension etc.

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.

Company Advantage

Tianjin Zhongfa Valve Co., Ltd. Founded in 2006, a valve manufacturer in Tianjin, China. Mainly produce butterfly valve, gate valve, check valve, knife gate valve etc.

We keep in high efficiency and strictly management of quality control, provide timely and effective pre-sale, sale and after-sales service in order to achieve effectiveness and customer satisfaction. We have gotten the ISO9001, CE Certification.

Valve Parts Machining: We not only supply valve, but also valve parts, mainly body, disc, stem and handle. Some of our regular customers keeping order valve parts more than 10 years, we also produce valve parts mold according to your drawing.

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It is a good way to improve our products and service. Our mission is to develop creative products to customers with a good experience for Hot-Selling Gate Valve Limit Switch - SS PN10/16 Class150 Lug Knife Gate Valve – Zhongfa , The product will supply to all over the world, such as: Puerto Rico, Amman, Russia, Based on experienced engineers, all orders for drawing-based or sample-based processing are welcomed. We have won a good reputation for outstanding customer service among our overseas customers. We will continue to try the best to offer you good quality products and the best service. We are looking forward to serving you.
  • Problems can be quickly and effectively resolved, it is worth to be trust and working together.
    5 Stars By Julie from Georgia - 2017.06.29 18:55
    The company can keep up with the changes in this industry market, product updates fast and the price is cheap, this is our second cooperation, it's good.
    5 Stars By Samantha from Niger - 2017.09.16 13:44
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