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

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We now have our own gross sales team, style and design workforce, technical crew, QC workforce and package group. We now have strict quality manage procedures for each system. Also, all of our workers are experienced in printing industry for Exhaust Brake Butterfly Valve , Worm Gear Wafer Butterfly Valve , 300mm Wafer Type Butterfly Valve , We welcome an prospect to do enterprise along with you and hope to have pleasure in attaching even more aspects of our items.
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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We take "customer-friendly, quality-oriented, integrative, innovative" as objectives. "Truth and honesty" is our management ideal 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: Sri Lanka , Swaziland , Peru , Honest to every customers are our requested! First-class serve, best quality, best price and fastest delivery date is our advantage! Give every customers good serve is our tenet! This makes our company get the favour of customers and support! Welcome all over the world customers send us enquiry and looking forward your good co-operation !Make sure you your inquiry for more details or request for dealership in selected regions.

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 company has the idea of "better quality, lower processing costs, prices are more reasonable", so they have competitive product quality and price, that's the main reason we chose to cooperate.
    5 Stars By Dominic from Belize - 2017.12.09 14:01
    Product quality is good, quality assurance system is complete, every link can inquire and solve the problem timely!
    5 Stars By Alma from Honduras - 2017.11.29 11:09
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