Professional ChinaLittle Resistence Butterfly Check Valve - Metal Seated Bi-directional Butterfly Valve – NSEN

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Our crew through skilled training. Skilled skilled knowledge, strong sense of company, to meet the company wants of customers for Metal To Metal Seal Butterfly Valves , Metal Seat Buttefly Valve , Triple Eccentric Flange Butterfly Valve , Please don't hesitate to contact us if you are interested in our products. We firmly believe our products will make you satisfied.
Professional ChinaLittle Resistence Butterfly Check 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 ChinaLittle Resistence Butterfly Check Valve -
 Metal Seated Bi-directional Butterfly Valve – NSEN detail pictures

Professional ChinaLittle Resistence Butterfly Check Valve -
 Metal Seated Bi-directional Butterfly Valve – NSEN detail pictures

Professional ChinaLittle Resistence Butterfly Check Valve -
 Metal Seated Bi-directional Butterfly Valve – NSEN detail pictures


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We stick to our enterprise spirit of "Quality, Performance, Innovation and Integrity". We purpose to create a lot more price for our prospects with our rich resources, innovative machinery, experienced workers and great products and services for Professional ChinaLittle Resistence Butterfly Check Valve - Metal Seated Bi-directional Butterfly Valve – NSEN , The product will supply to all over the world, such as: Spain , belarus , Chicago , All our staffs believe that: Quality builds today and service creates future. We know that good quality and the best service are the only way for us to achieve our customers and to achieve ourselves too. We welcome customers all over the word to contact us for future business relationships. Our products are the best. Once Selected, Perfect Forever!

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. 

  • Customer service staff and sales man are very patience and they all good at English, product's arrival is also very timely, a good supplier.
    5 Stars By Sharon from Pakistan - 2018.12.14 15:26
    The customer service staff is very patient and has a positive and progressive attitude to our interest, so that we can have a comprehensive understanding of the product and finally we reached an agreement, thanks!
    5 Stars By Odelia from Saudi Arabia - 2017.01.28 19:59
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