Online Exporter Dn250 Valve Butterfly - Metal Seated Bi-directional Butterfly Valve – NSEN
Online Exporter Dn250 Valve Butterfly - 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:



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Cooperation
To be the stage of realizing dreams of our employees! To build a happier, more united and more professional team! To reach a mutual benefit of our customers, suppliers, the society and ourselves for Online Exporter Dn250 Valve Butterfly - Metal Seated Bi-directional Butterfly Valve – NSEN , The product will supply to all over the world, such as: Slovak Republic , Hanover , Guyana , Our company, is always regarding quality as company' s foundation, seeking for development via high degree of credibility , abiding by iso9000 quality management standard strictly , creating top-ranking company by spirit of progress-marking honesty and optimism.
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 goods are very perfect and the company sales manager is warmful, we will come to this company to purchase next time.
