China Supplier Nonretention Dn40 Union Ball Valve - Metal Seated Bi-directional Butterfly Valve – NSEN

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In the past few years, our company absorbed and digested advanced technologies both at home and abroad. Meanwhile, our company staffs a team of experts devoted to the development of Butterfly Valve Stem Extensions , One Piece Ball Valve Cf8m 1000 Wog , Cast Iron Pneumatic Butterfly Valve , Teamwork is encouraged at all levels with regular campaigns. Our research team experiments on various developments in the industry for improvement in the products.
China Supplier Nonretention Dn40 Union 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:

China Supplier Nonretention Dn40 Union Ball Valve -
 Metal Seated Bi-directional Butterfly Valve – NSEN detail pictures

China Supplier Nonretention Dn40 Union Ball Valve -
 Metal Seated Bi-directional Butterfly Valve – NSEN detail pictures

China Supplier Nonretention Dn40 Union Ball Valve -
 Metal Seated Bi-directional Butterfly Valve – NSEN detail pictures


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Our corporation insists all along the quality policy of "product top quality is base of organization survival; purchaser pleasure will be the staring point and ending of an company; persistent improvement is eternal pursuit of staff" plus the consistent purpose of "reputation very first, purchaser first" for China Supplier Nonretention Dn40 Union Ball Valve - Metal Seated Bi-directional Butterfly Valve – NSEN , The product will supply to all over the world, such as: Cologne , UAE , Istanbul , we always keep our credit and mutual benefit to our client, insist our high quality service to moving our clients. always welcome the our friends and clients to come and visit our company and guid our business, if you are interested in our products, you can also submit your purchase information online, and we will contact you immediately, we keep our highly sincere cooperation and wish everything in your side are all well.

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. 

  • The factory can meet continuously developing economic and market needs, so that their products are widely recognized and trusted, and that's why we chose this company.
    5 Stars By Olga from Argentina - 2018.09.29 13:24
    The factory workers have a good team spirit, so we received high quality products fast, in addition, the price is also appropriate, this is a very good and reliable Chinese manufacturers.
    5 Stars By Dinah from Nairobi - 2017.05.02 18:28
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