Chinese Professional Butterfly Type Ball Valve - Metal Seated Bi-directional Butterfly Valve – NSEN

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We retain bettering and perfecting our merchandise and service. At the same time, we do the job actively to do research and improvement for Wafer Butterfly Valve , Butterfly Valve Electric , 300mm Wafer Type Butterfly Valve , We have been also the appointed OEM manufacturing unit for several worlds' famous merchandise brands. Welcome to contact us for more negotiation and cooperation.
Chinese Professional Butterfly Type Ball 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:

Chinese Professional Butterfly Type Ball Valve -
 Metal Seated Bi-directional Butterfly Valve – NSEN detail pictures

Chinese Professional Butterfly Type Ball Valve -
 Metal Seated Bi-directional Butterfly Valve – NSEN detail pictures

Chinese Professional Butterfly Type Ball Valve -
 Metal Seated Bi-directional Butterfly Valve – NSEN detail pictures


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Our staff through skilled training. Skilled skilled knowledge, potent sense of company, to satisfy the provider requirements of consumers for Chinese Professional Butterfly Type Ball Valve - Metal Seated Bi-directional Butterfly Valve – NSEN , The product will supply to all over the world, such as: Rwanda , Salt Lake City , Bogota , Many years of work experience, we have now realized the importance of providing good quality products and solutions and the best before-sales and after-sales services. Most problems between suppliers and clients are due to poor communication. Culturally, suppliers can be reluctant to question things they do not understand. We break down those barriers to ensure you get what you want to the level you expect, when you want it. faster delivery time and the product you want is our Criterion .

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. 

  • This supplier stick to the principle of "Quality first, Honesty as base", it is absolutely to be trust.
    5 Stars By Bella from Paraguay - 2018.10.31 10:02
    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 Tony from Barbados - 2017.09.26 12:12
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