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Low Price For Bolted Bonnet Gate Valve - DI PN10/16 Class150 Lug Knife Gate Valve – Zhongfa Featured Image
  • Low Price For Bolted Bonnet Gate Valve - DI PN10/16 Class150 Lug Knife Gate Valve – Zhongfa
  • Low Price For Bolted Bonnet Gate Valve - DI PN10/16 Class150 Lug Knife Gate Valve – Zhongfa

Low Price For Bolted Bonnet Gate Valve - DI PN10/16 Class150 Lug Knife Gate Valve – Zhongfa


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Our mission should be to turn out to be an innovative supplier of high-tech digital and communication devices by furnishing benefit added design and style, world-class manufacturing, and repair capabilities for Double Door Check Valve, Marine Butterfly Valves, Double Eccentric Butterfly Valve, "Making the Products of High Quality" is the eternal goal of our company. We make unremitting efforts to realize the goal of "We Will Always Keep in Pace with the Time".
Low Price For Bolted Bonnet 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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With our rich experience and considerate services, we have been recognized as a reliable supplier for many international buyers for Low Price For Bolted Bonnet Gate Valve - DI PN10/16 Class150 Lug Knife Gate Valve – Zhongfa , The product will supply to all over the world, such as: America, Slovakia, Luxemburg, We strongly believe that technology and service is our base today and quality will create our reliable walls of future. Only we've got better and better quality , could we achieve our customers and ourselves, too. Welcome customers all over the word to contact us for getting further business and reliable relationships. We have been always here working for your demands whenever you require.
    • Speaking of this cooperation with the Chinese manufacturer, I just want to say"well dodne", we are very satisfied.
    5 Stars By Alva from Latvia - 2017.10.27 12:12
    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 Emily from Jakarta - 2018.07.27 12:26
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