Worm Gear Drive Ductile Iron Ggg50 Dn200 Pn10 Flange Double Triple Eccentric Butterfly Valve

Our firm aims to operating faithfully, serving to all of our shoppers, and working in new technology and new machine consistently for Check Valves, Forged Top Entry Ball Valve, F51 Ball Valve. With the increasingly fierce market competition, the company actively cooperates with relevant suppliers to form strategic partnerships, because more exchanges and cooperation will improve our customer service capabilities and promote the company's healthy development. We adhere to the enterprise spirit of 'respectable, credible, co-creation, and win-win', and the business philosophy of 'customer-oriented and trustworthy' to provide advanced and high-quality products and services for all walks of life. Welcome new and old friends to visit and guide the company! We are guided by the corporate tenet of 'Unity and Enterprising, Guaranteeing Quality and Quantity, and Serving Customers', and we can provide customers with products and services quickly and efficiently to meet their various needs in time.

Product details

NSV Triple Eccentric Flange Butterfly Valve are used to open and close(seal type) or adjust the medium flow in pipes. It is widely used in metallurgy,electric power, petrochemical, water supply and drainage, municipal construction and other industrial pipelines with medium temperature ≤425℃.

Design Features
Triple eccentric design
Metal to metal,Rubber,PTFE seated
Bi-directional service
Flange Connection

STRUCTURAL FEATURES

1. Simple structure, small sizes, light weight and low installation dimensions. According to the types of body connection, they are basically classified to wafer type(including lug wafer type), flanged and welded.

2.Multilayer Hard Seal Structure(See fig．right)
Multilayer hard seal structure is applicable. double and triple eccentric butterfly valves, pressure rating≤CLASS600．And triple eccentric butterfly valve can maintain bi-directional Ieak—tightness.Multilayer sealing ring is composite of stainless steel and nonmetal material. The nonmetal material can be flexible graphite。PTFE or non asbestos material etc. according to the actual working conditions.

3. Low driving moment,easy and quick operation

DO’S & DON’TS BEFORE INSTALL ON PIPELINE

1. These valves are not to be used for End of Line Service.

2. Wear all necessary protective equipment for conducting the work.

3. Never remove or maintain a valve or joint unless the line has been fully drained and de-pressurized.

4. Ensure that the valves are used within the pressure temperature service conditions as per ASME B16.34.Also refer nameplate for pressure temperature limites.In case of additional assistance consult with ALL.

5. Valve handwheels are designed only for operation.The handwheel must not be used for handling the valve.

FAQ

1. Q:Does your company have any agent/distributor with the exception of China?

A: At present,we have agent in Indonesia,Singapore,Canada,Mexico,Iraq,and welcome contact us if you would like to join us.

2. Q:Does “NSV” valves have supply to any value end user?

A:Yes,it just like PETROKIMIA GRESIK in Indonesia, BP Iraq,ESFAHAN MOBARAKEH STEEL In Iran etc.

3. Q:Are you manufacturer or trading company?

A: We’re manufacturer,but our factory name is not named NSV due to we’re professional in promotion NSV brand with best service,and also have sold to many end user success.

We always adhere to the business tenet of 'Quality First, Service Excellence', and use a complete business system to continue to provide users with high-quality Worm Gear Drive Ductile Iron Ggg50 Dn200 Pn10 Flange Double Triple Eccentric Butterfly Valve and professional services. An excellent company is not only reflected in its successful economic benefits, but also needs to adhere to its own values. As operation principle is 'be market-oriented, good faith as principle, win-win as objective', holding on 'customer first, quality assurance, service first' as our purpose, dedicated to provide the original quality, create excellence service, we won the praise and trust in the industry.