China Factory for Boiler Swing Check Valve - High performance butterfly valve with pneumatic actuator – GMK Valve

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We also present product or service sourcing and flight consolidation products and services. We have our possess manufacturing facility and sourcing place of work. We can easily supply you with almost every type of product or service connected to our item variety for Valve With Position Indicator , High Pressure Plug Valve , Pneumatic Actuator Valve With Solenoid Valve , Together with the everlasting target of "continuous top quality improvement, customer satisfaction", we have been sure that our products high quality is stable and trustworthy and our solutions are best-selling at your home and overseas.
China Factory for Boiler Swing Check Valve - High performance butterfly valve with pneumatic actuator – GMK Valve Detail:

The high performance butterfly valve adopts the design of double-eccentric structure. The shaft carries out double deviation from the structural center of the body and makes the disc leave the sealing seat instantly when it is opened in conjunction with the arc sealing face design of the disc, so as to reduce the friction of the sealing face. The disc has good sealing performance during closing. In addition to realizing effective compensation for the seat seal, the central self-positioning sealing seat structure design and the unique seat compensation sealing design reduce the friction during opening and closing, greatly reduce the operating force of the valve and effectively enhance the control precision of the butterfly valve. The 70E00 Series butterfly valve is featured by stable and reliable sealing performance, long service life, etc. It is suitable for control and shut-off applications of common corrosive gases and liquid media.

Parameters of control valves:

Trim features: double-eccentric structure
compensation type sealing seat
disc arc surface sealing
Body type: straight-through type
Bonnet type: standard integral type
Flow characteristic: approximately equal percentage
Size: DN50-1000(2”-40”)
Pressure class: PN1.6、4.0(ANSI 150、300LB)
Leakage class: ASME B16.104 Ⅵ(standard type seat)
Pipe connection type: wafer type ,
flange type
Applicable temperature range: -30C° ~ 250C°
Actuator type: pneumatic piston actuator
electric actuator
worm gear hand operating

Product detail pictures:

China Factory for Boiler Swing Check Valve -
 High performance butterfly valve with pneumatic actuator – GMK Valve detail pictures


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To become the stage of realizing dreams of our employees! To build a happier, much more united and far more professional team! To reach a mutual profit of our clients, suppliers, the society and ourselves for China Factory for Boiler Swing Check Valve - High performance butterfly valve with pneumatic actuator – GMK Valve, The product will supply to all over the world, such as: America , Liberia , Amsterdam , Furthermore, all of our items are manufactured with advanced equipment and strict QC procedures in order to ensure high quality. If you are interested in any of our goods, please don't hesitate to contact us. We will do our best to meet your needs.
  • The company's products very well, we have purchased and cooperated many times, fair price and assured quality, in short, this is a trustworthy company!
    5 Stars By Jean from Florida - 2015.12.28 15:18
    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.
    5 Stars By Ophelia from Paraguay - 2016.09.28 18:29

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