SVR Global is one of the largest Pneumatic Actuated valve manufacturers in the USA with strong R&D and customer support.
Types of Pneumatic Actuated valve:
Pneumatic Actuated Ball valve
Pneumatic Actuated Gate valve
Pneumatic Actuated Butterfly valve
Pneumatic Actuated Knife Gate valve
Available materials: CF8M, CF8, SS316, CF8M, WCB, WC6, WCC, LCB, LCC, SS304, SS316, Cast Iron, Ductile iron
Class: 150 to 2500
Nominal Pressure: PN6 to PN450
Size: 1/2" to 72"
Ends: Flanged, Buttweld, Socketweld, Threaded, Wafer, Lug
Operation: Pneumatic Actuated
What is a butterfly valve?
Butterfly valves have a wide range of uses in the water, wastewater, fire protection, and gas supply industries, as well as in the chemical and oil industries, fuel handling systems, and power production. The basic construction, which does not take up a lot of space, as well as the lightweight and reduced cost when compared to other valve designs, are some of the benefits of this type of valve.
A butterfly valve is a shut-off valve with a straightforward design. The disc stops the valve hole in the closed position, while the disc is spun to enable flow in the open position. The butterfly valve provides for rapid opening and closing by turning a quarter turn from fully open to fully closed, or the other way around.
An acentric or concentric butterfly valve is the most frequent form of butterfly valve arrangement. The stem of this sort of butterfly valve travels along the middle line of the disc in the center of the pipe bore, and the seat is the inside diameter of the valve's body. This no offset valve arrangement is also known as a resilient-seated valve because the seal's dependability is dependent on the flexibility of the seat rubber when the flow is closed. The disc first interacts with the seat at roughly 85�° for a 90�° revolution in this sort of valve. In low-pressure applications, concentric butterfly valves are commonly utilized.
The concentric butterfly valve is a flow control mechanism that controls the flow medium in the system with a rotary disc. The disc stays in the passage, but it provides very little resistance to the flow due to its thinness. The design of concentric butterfly valves is relatively straightforward. The basic components of a concentric butterfly valve are the body, seal, disc, and stem. A disc is positioned in the middle of the connecting pipe, and a stem is connected to the actuator or handle on the exterior of the valve in the typical butterfly valve. The disc is perpendicular to the flow when the valve is closed, and the seat of the valve is closed.
APPLICATIONS
Water treatment.
Water Distribution.
Water Transmission.
Aeration System.
Fire Protection
Body Material: Cast Carbon steel (WCC,WCB, WC6), Stainless Steel [SS316, SS304, SS316L, SS904L, CF8, CF8M, F31L, F91], DUPLEX STEEL and Super duplex Steel (F51,F53,F55) , Cast iron, Ductile Iron.
Size 2 48
Class: 150 to 300; PN 6 PN 25
Ends: Wafer, flanged, lug
Operations: Lever operated, gear operated, pneumatically actuated, and electric actuated.
SVR Global is a prominent Bellow Seal Gate Valve Manufacturer in USA.
Advantages of Bellow Seal Gate Valves:
1. They are designed with a double seal (bellows + packing). As a result, even if the bellows fail, the stem packing will prevent any leakage and ensure that the seal meets international standards.
2. They reduce medium fluid loss and promote safety and environmental protection.
3. They have the potential to be energy savers because they help to reduce energy losses due to leakage.
4. Because the leakage is minimized, the valves do not need to be serviced as frequently. As a result, valve life is extended.
5. Operating and maintenance costs are significantly decreased due to the long service life.
6. The durable bellows seal construction prevents leaking from the valve stem, allowing for maintenance-free operation.
Application range of Bellows Seal Gate Valves:
They remove the risk of process fluid leakage, making them perfect for applications where valve leakage cannot be allowed. These valves are favored in situations where very dangerous compounds such as hydrogen, ammonia, chlorine, and other poisonous or explosive materials are handled.
They can be used with heat-conducting oil, toxic, combustible, extremely permeable, environmentally polluting, and radioactive fluid pipelines as a shut-off valve.
They can be called a high-quality product for constructing a leak-free factory.
Industries where Bellow Seal Gate Valves are used:
Bellows seal gate valves are widely used in the following industries-
Petrochemical
Electronics
Vacuum
Why Choose Us?
SVR Global is a world-leading provider of easy-installation critical flow control solutions that enable vital industries to operate safely, reliably, and more efficiently. With an experienced technical and service team in USA, SVR Global is a leading valve manufacturer in USA meeting all international standards including ANSI, API, ASME, AWWA, BS, DIN, GOST and JIS. You will find a large range of products on our website, in numerous sizes, styles, and designs. We also provide customized valves as per the requirements of the customers. If there is a valve you have questions about, or if you do not see a valve that meets your specifications, please contact our sales team for immediate assistance.
