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Manufacturer For Knife Gate Valve - DI PN10/16 Class150 Lug Knife Gate Valve – Zhongfa Featured Image
  • Manufacturer For Knife Gate Valve - DI PN10/16 Class150 Lug Knife Gate Valve – Zhongfa
  • Manufacturer For Knife Gate Valve - DI PN10/16 Class150 Lug Knife Gate Valve – Zhongfa

Manufacturer For Knife Gate Valve - DI PN10/16 Class150 Lug Knife Gate Valve – Zhongfa


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We hold strengthening and perfecting our items and repair. At the same time, we get the job done actively to do research and progress for Manual Butterfly Valve, Worm Gear Butterfly Valve, Butterfly Valve In Hydro Power Plant, If you are interested within our products and solutions, you should come to feel absolutely free to ship us your inquiry. We sincerely hope to ascertain win-win company relationships with you.
Manufacturer For Knife 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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Always customer-oriented, and it's our ultimate goal to get not only by far the most reputable, trustable and honest supplier, but also the partner for our customers for Manufacturer For Knife Gate Valve - DI PN10/16 Class150 Lug Knife Gate Valve – Zhongfa , The product will supply to all over the world, such as: Brazil, USA, Denmark, We've a good reputation for stable quality solutions, well received by customers at home and abroad. Our company would be guided by the idea of "Standing in Domestic Markets, Walking into International Markets". We sincerely hope that we could do business with customers both at home and abroad. We expect sincere cooperation and common development!
    • The company's products can meet our diverse needs, and the price is cheap, the most important is that the quality is also very nice.
    5 Stars By Nina from Barcelona - 2017.10.27 12:12
    The company can think what our think, the urgency of urgency to act in the interests of our position, can be said this is a responsible company, we had a happy cooperation!
    5 Stars By Jamie from Greece - 2017.07.28 15:46
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