Hot sale Factory Viton Seal Butterfly Valve - Metal Seated Bi-directional Butterfly Valve – NSEN

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We retain bettering and perfecting our goods and service. At the same time, we perform actively to do research and enhancement for Butterfly Valve Gearbox , Extension Stem Butterfly Valve , Adjusting Butterfly Valve , Our company insists on innovation to promote the sustainable development of enterprise, and make us become the domestic high-quality suppliers.
Hot sale Factory Viton Seal Butterfly 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:

Hot sale Factory Viton Seal Butterfly Valve -
 Metal Seated Bi-directional Butterfly Valve – NSEN detail pictures

Hot sale Factory Viton Seal Butterfly Valve -
 Metal Seated Bi-directional Butterfly Valve – NSEN detail pictures

Hot sale Factory Viton Seal Butterfly Valve -
 Metal Seated Bi-directional Butterfly Valve – NSEN detail pictures


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We insist over the principle of enhancement of 'High high quality, Efficiency, Sincerity and Down-to-earth working approach' to offer you with superb assistance of processing for Hot sale Factory Viton Seal Butterfly Valve - Metal Seated Bi-directional Butterfly Valve – NSEN , The product will supply to all over the world, such as: Palestine , Mongolia , Haiti , Looking forward, we will keep pace with the times, continuing to create new products. With our strong research team, advanced production facilities, scientific management and top services, we will supply high quality products to our customers worldwide. We sincerely invite you to be our business partners for mutual benefits.

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. 

  • Sales manager is very enthusiastic and professional, gave us a great concessions and product quality is very good,thank you very much!
    5 Stars By Emma from British - 2017.08.15 12:36
    This is a reputable company, they have a high level of business management, good quality product and service, every cooperation is assured and delighted!
    5 Stars By Diego from South Korea - 2017.02.14 13:19
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