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

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


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We have state-of-the-art tools. Our products are exported towards the USA, the UK and so on, enjoying a fantastic reputation amongst customers for Butterfly Valve With Limit Switch, Butterfly Valve Teflon Seat, Butterly Valve Handle, We appreciate your enquiry and it's our honor to work with every friend worldwide.
Chinese Wholesale Flanged Gate Valve - DI 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

Standard AISI304 or 316 stainless steel gate is grinded and polished smoothly as mirror, which can effectively avoid damage of packing and seat through opening or closing and make a greater seal. The bottom of the gate edge is machined to a bevel, so that it cuts through the solids for a tighter seal in closed position. A knife protector can be provided for additional protection against dust.

There are 3 features as below:
1. Standard seat NBR, EPDM, also available in PTFE, Viton, Silicone etc. Unique design that mechanically locks the seal in the internal of valve body with a stainless steel retainer ring. Normally it is unidirectional seal design, and bidirectional seal as requested.
2. Several layers of braided packing with an easy access packing gland ensuring a tight seal. Available in a range of materials: Graphite, PTFE, PTFE+KEVLAR etc.
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.

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We keep on with our enterprise spirit of "Quality, Efficiency, Innovation and Integrity". We intention to create extra worth for our buyers with our prosperous resources, superior machinery, experienced workers and superb services for Chinese Wholesale Flanged Gate Valve - DI PN10/16 Class150 Lug Knife Gate Valve – Zhongfa , The product will supply to all over the world, such as: The Swiss, Greenland, Spain, Based on our automatic production line, steady material purchase channel and quick subcontract systems have been built in mainland China to meet customer's wider and higher requirement in recent years. We have been looking forward to cooperating with more clients worldwide for common development and mutual benefit!Your trust and approval are the best reward for our efforts. Keeping honest, innovative and efficient, we sincerely expect that we can be business partners to create our brilliant future!
    • A good manufacturers, we have cooperated twice, good quality and good service attitude.
    5 Stars By Sophia from Austria - 2018.12.30 10:21
    The customer service staff is very patient and has a positive and progressive attitude to our interest, so that we can have a comprehensive understanding of the product and finally we reached an agreement, thanks!
    5 Stars By Lee from Florida - 2017.06.25 12:48
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