Valvesonly is a leading and reputed Check valve manufacturer in USA. Wherever they are utilised, these valves carry out conventional tasks in a more complex way. Check valves are used to stop the flow of gas, fluid, and air in the event of a brake failure. The flow of liquid is started and stopped using these self-activating relying valves. Check valves are frequently used in the industrial and water service industries. Our website offers check valves with a range of attachments.
One-way directional valves are what they are called. Check valves are frequently used in liquid pumps and gas compressors to stop backflow, which could cause the pump or compressor to shut off. They are also used in process systems where it is necessary to maintain the separation of different pressures. They rely on the pressure drop caused by the medium flow, therefore they don't need any external power to work.
Available materials: Cast iron, Ductile iron, WCB, LCC, CF8M, SS304, SS316, SS316L, ASTM A105N, ASTM A182Gr-F304, ASTM A182Gr-F316
Class: 150 to 2500
Nominal Pressure: PN10 to PN450
Size: 1/2” to 40”
Ends: Flanged, Wafer, lug, Threaded, Buttweld, Socketweld
Applications of check valves:
Backflow is avoided, and pressure is kept up, by the employment of check valves. They are frequently used as a backup in case a pump fails, to support reciprocating pumps and compressors, and when the system pressure is too high for the primary equipment. Check valves are used in oilfield, chemical, petrochemical, and refining processes as well as with water, steam, viscous fluids, and refinery chemicals. Check valves are also frequently used in manufacturing and waste-water treatment systems.

Types:
• Swing check valve.
• Ball check valve.
• Lift check valve.
• Dual plate check valve.
• Silent check valve.
• Non slam swing check valve.
• Tilting disc check valve.
• Pressure seal check valve.

Advantages of check valves:
• Prevents backflow.
• Maintains pressure.
• Serves as backup system.

Visit here for more details:
https://valvesonly.com/product-category/check-valve/



• Dual Plate Check Valve Manufacturer in USA
Valvesonly is a leading Dual Plate Check valve manufacturer in USA. The short-stroke, double-Disc action of dual plate check valves is spring-assisted for more dynamic behaviour and quick reaction to speed Rates. The valve was temporarily closed, which reduced noise levels and surge pressures to protect expensive pumping machinery from the wind. Backward flow cannot be handled by a twin plate check valve. It is sturdy despite its small size and light weight. The object is made up of two spring-loaded plates that are joined by a hinge pin. As the flow alters, the plates automatically close to prevent the medium from going the wrong way.

Dual Plate Check Valve Uses:
• It can also act as a backup system and is widely used both horizontally and vertically.
• In the event of a breakdown, it inhibits the movement of gas, fluid, and air backward and maintains a steady pressure.

Dual Plate Check Valve Working:
They are smaller and lighter because there are two plates instead of one like in a typical swing check valve. By drawing up at the heel first before swinging, a unique design of the plate opening prevents friction on the seat. As a result, seal wear and tear is reduced. Seal wear occurs more frequently since other designs can't provide this capability. A special hinge layout and spring action are employed to achieve this.
STRUCTURALLY MORE SOUND DESIGN:
The valve's cylindrical body gives it the appearance of any other pipe fitting. In comparison to a traditional swing check valve, a cylindrical body's stress distribution is significantly more uniform. The pressure-containing section of the Dual Plate Check Valve's cylindrical body can be made to support a significant amount of weight (thickness). For challenging/rugged loading conditions, this gives these valves a major advantage over conventional valves in terms of safety, cost-savings, and all-around adaptability.


Dual Plate Check valve is used in many industries like
• Gas and Liquid Pipelines Industry
• Water and steam system
• Cooling towers
• Water Treatment
• Mine Dewatering
Available Materials: Cast Iron, Ductile Iron, WCB, WC6, LCC, LCB, WCC, SS304, SS316, Aluminium Bronze.
Class: 150 to 1500
Nominal Pressure: PN6 to PN250
Size: 2” to 24”
Ends: Wafer, Lug, Flanged
Visit here for more details: https://valvesonly.com/product-category/dual-disc-wafer-type-check-valve/