Triple Eccentric Metal Seat Flange Butterfly Valve with Gearbox Actuator

Our Lug Concentric Butterfly Valve, Titanium F2 Globe Valve, Strainers have exquisite manufacturing technology and excellent technology. All kinds of products are carefully made according to strict design procedures and scientific technological process. The main intention of our firm is to build up a satisfying memory for all consumers, and set up a long-term win-win small business connection. We are very responsible for all details on our customers order no matter on warranty quality, satisfied prices, quick delivery, on time communication, satisfied packing, easy payment terms, best shipment terms, after sales service etc. Our products are based on intelligence, automation, specialization, and refinement, and insist on independent innovation.

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 take 'quality as the core and customer satisfaction as the goal' as the company's guiding principle and create high-quality Triple Eccentric Metal Seat Flange Butterfly Valve with Gearbox Actuator. We will continue to improve ourselves while bringing competitive products and services to customers. In a word, when you choose us, you choose a perfect life. Our company adheres to the scientific outlook on development, takes quality as the guide, takes the integrity as the foundation, makes progress positively, advances with the times and innovates unceasingly.