Professional Design Parallel Slide Wafer Knife Gate Valve - Metal Seated Bi-directional Butterfly Valve – NSEN

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"Control the standard by the details, show the power by quality". Our business has strived to establish a highly efficient and stable team staff and explored an effective good quality regulate course of action for Disc Butterfly Valves , Hydraulic Actuator Butterfly Valve , Dn150 Dn250 Dn350 Butterfly Valve , We warmly welcome mates from all walks of life to hunt mutual cooperation and develop a more good and splendid tomorrow.
Professional Design Parallel Slide Wafer Knife Gate Valve - Metal Seated Bi-directional Butterfly Valve – NSEN Detail:

NSEN Metal to metal seal Bi-directional Triple offset butterfly valve adopts the structure of “Metal To Metal Seat ring”, i.e. valve’s sealing ring of disc/seat are all metal with hard faced treatment. The solid metal sealing structure could eliminate the problem of of leakage and unstable sealing performance caused by U-type seat or L-type seat. Besides, our specially sealing design could allow the valve operate in differential pressure without reducing of pipe pressure.

• Triple offset geometry

• Integral metal seal ring sealing

• Zero Leakage for both way

• Anti-blow out shaft

• Fire safe design to API607

• Replaceable Seat & Disc Sealing

• 0°-90°control, no jump area

• Friction free


Product detail pictures:

Professional Design Parallel Slide Wafer Knife Gate Valve -
 Metal Seated Bi-directional Butterfly Valve – NSEN detail pictures

Professional Design Parallel Slide Wafer Knife Gate Valve -
 Metal Seated Bi-directional Butterfly Valve – NSEN detail pictures

Professional Design Parallel Slide Wafer Knife Gate Valve -
 Metal Seated Bi-directional Butterfly Valve – NSEN detail pictures


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The key to our success is "Good Product or service High quality, Reasonable Rate and Efficient Service" for Professional Design Parallel Slide Wafer Knife Gate Valve - Metal Seated Bi-directional Butterfly Valve – NSEN , The product will supply to all over the world, such as: Mauritius , New Zealand , luzern , If any product meed your demand, please feel free to contact us. We're sure your any inquiry or requirement will get prompt attention, high-quality products, preferential prices and cheap freight. Sincerely welcome friends all over the world to call or come to visit, to discuss cooperation for a better future!

NSEN strictly follow the free repair, free replacement and free return services within 18 months after the valve is ex-works or 12 months after being installed and used on the pipeline after ex-works (upon which comes first). 

In the case the valve gets failed due to the quality problem during the use in the pipeline within the quality warranty period, NSEN will provide free quality warranty service. The service shall not be ended until the failure is surely made settled and the valve normally workable as well as the client signs the letter of confirmation.

After expiration of the said period, NSEN guarantees to provide the users with on-time quality technical services whenever the product needs to be repaired and maintained. 

  • Good quality and fast delivery, it's very nice. Some products have a little bit problem, but the supplier replaced timely, overall, we are satisfied.
    5 Stars By Claire from Ecuador - 2017.06.16 18:23
    This manufacturers not only respected our choice and requirements, but also gave us a lot of good suggestions, ultimately, we successfully completed the procurement tasks.
    5 Stars By Heather from Iraq - 2018.11.06 10:04
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