China Top Quality Pneumatic Air Flow Control Valve - Metal Seated Bi-directional Butterfly Valve – NSEN factory and manufacturers

Top Quality Pneumatic Air Flow Control Valve - Metal Seated Bi-directional Butterfly Valve – NSEN

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"Quality first, Honesty as base, Sincere service and mutual profit" is our idea, in order to develop continuously and pursue the excellence for Pneumatic Wafer Butterfly Valve , Pneumatic Control Butterfly Valve , Butterfly Valves Dn250 , We warmly welcome clients, enterprise associations and mates from all over the globe to speak to us and find cooperation for mutual rewards.

Top Quality Pneumatic Air Flow Control 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

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We constantly carry out our spirit of ''Innovation bringing advancement, Highly-quality guaranteeing subsistence, Administration selling advantage, Credit rating attracting buyers for Top Quality Pneumatic Air Flow Control Valve - Metal Seated Bi-directional Butterfly Valve – NSEN , The product will supply to all over the world, such as: Slovak Republic , Istanbul , Morocco , We strongly believe that technology and service is our base today and quality will create our reliable walls of future. Only we've got better and better quality , could we achieve our customers and ourselves, too. Welcome customers all over the word to contact us for getting further business and reliable relationships. We have been always here working for your demands whenever you require.

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.

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The factory technical staff not only have high level of technology, their English level is also very good, this is a great help to technology communication.