CHECK VALVE MANUFACTURERS IN GERMANY

Valvesonly Europe is the leading Check valve manufacturers in Germany. A check valve, also known as a non-return or one-way valve, is a mechanical device designed to allow fluid to flow in only one direction. Its fundamental purpose is to prevent reverse flow or backflow within a piping system.

Primary Function of a Check Valve:

The primary function of a check valve is to ensure fluid flows in a single direction, preventing reverse flow that could potentially cause damage, contamination, or operational inefficiencies within a system. By permitting fluid movement in one direction while blocking it in the opposite direction, check valves maintain the integrity and efficiency of pipelines, pumps, compressors, and various fluid systems.

How Does a Check Valve Work?

The functionality of a check valve is based on a straightforward principle: allowing fluid to flow in one direction while blocking it in the opposite direction. This is achieved through the design of the valve, typically consisting of a movable element such as a disc, ball, or flap, and a seat or opening through which fluid flows.

When fluid flows in the desired direction, the pressure exerted on the movable element overcomes any resistance, causing it to open and allow fluid passage. However, when there is backflow or reverse pressure, the movable element is forced against the seat, creating a seal that prevents fluid from flowing backward.

Function of Check Valve in Line

In a fluid system, check valves serve several critical functions:

  1. Preventing Backflow:
  • Ensures fluid flows in the intended direction only.
  • Prevents contamination and maintains process integrity.

Example: In plumbing systems, prevents wastewater from flowing back into clean water lines, maintaining hygiene.

  1. Maintaining Pressure:
  • Prevents pressure drops by stopping backward flow.
  • Crucial for systems requiring consistent pressure levels.

Example: Hydraulic systems, firefighting equipment.

  1. Protecting Equipment:
  • Safeguards pumps, compressors, and other machinery.
  • Prevents damage from hydraulic shock or fluid hammer.
  • Extends equipment lifespan and reduces maintenance costs.

Check valve 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
  • Foot Check valve
  • Piston check valve

Check valveIndustries:

  • Chemical Industry
  • Pulp and paper Industry
  • Marine Industry
  • Mining Industry
  • Power Generation Industry
  • Oil and Gas Industry
  • Nuclear Industry
  • Petrochemical Industry
  • Water Treatment Plants
  • Textile Manufacturing Industry

Check valve manufacturers in Germany produce essential components for fluid control systems, guaranteeing the effective and secure transportation of liquids and gases.

Description:

Body Material- Cast Iron and Cast Steel (LF2, A216, WCB, WCC, LCB, LCC, WC6, WC9), Ductile Iron, Stainless Steel [SS316, SS304, SS316L, SS904L, CF8, CF8M, F304, F316, F31L, F91), DUPLEX AND Super duplex STEEL [ F51, F53,F55 ] Forged Steel A105, A105N, F11, F22, F304, F316, F91] , Alloy20 , Hastelloy ALBR.

Size- ½” – 80”

Class-150 – 2500; PN10 – PN-450

Ends- Threaded, socket weld, butt weld, flanged, lug, wafer

Showing all 9 results

  • Sale!
    831.50

    Dual Plate Lug Check Valve

    Dual Plate Lug Check Valve Body Material: Cast Iron, Ductile Iron, Cast Steel, Stainless Steel, Aluminium Bronze Disc: Ductile Iron, Stainless Steel, Aluminium Bronze Spring: Stainless Steel Stem: Stainless Steel Seat: EPDM, NBR, VITON, CF8, CF8M Nominal Diameter: DN50 to DN900 Nominal Pressure: Class 150 to Class 2500 Face to Face Dimension: API 594, ASME […]

  • Sale!
    12.21

    Dual Plate Wafer Check Valve

    Dual Plate Wafer Check Valve Body Material: Cast Iron, Ductile Iron, Cast Steel, Stainless Steel, Aluminium Bronze Disc: Ductile Iron, Stainless Steel, Aluminium Bronze Spring: Stainless Steel Stem: Stainless Steel Seat: EPDM, NBR, VITON, CF8, CF8M Nominal Diameter: DN50 to DN900 Nominal Pressure: Class 150 to Class 2500 Face to Face Dimension: API 594, ASME […]

  • Sale!
    20.36

    Forged Steel Swing Check Valve

    Forged Steel Swing Check Valve 1. Body Material: A105, F22, F304L, F316L 2. Disc: A105, F22, F304L, F316L 3. Stem: F6, F304, F304L, F316L 4. Bonnet: A105, F22, F304L, F316L 5. Gland Flange: A105, F22, F304L, F316L 6. Stem Nut: A276 410 7. Handwheel: A197 End Connections: Buttweld, Socketweld, Flanged Nominal Diameter: DN15 to DN50 […]

  • Sale!
    128.00

    Lift Check Valve

    Lift Check Valve Body: WCB, LCB, WC1, WC6, WC9, C5, CF8, CF8M, CF3, CF3M Bonnet: A105,F11,F22,F5,F9 F304, F316, F321, F304L, F316L Disc: F6a, F304L, F316L, F11, F22, F6a, F316 Seat Ring: F6a, F304L, F316L, F11, F22, F6a, F316 Gasket: SS316+Graphite Ring: A105, F6a Nominal Diameter: DN15 to DN300 Nominal Pressure: Class150 to Class900, PN16 to […]

  • Sale!
    232.00

    Non Slam Swing Check Valve

    Non Slam Swing Check Valve: PN (MPa) 1.0 1.6 2.5 Test Pressure (MPa) Shell Strength 1.5 2.4 3.75 Sealing Performance 1.1 1.76 2.75 Working Temperature ≤ 80 °C Materials PART MATERIAL Body GGG40, GG20, WCB Bonnet GGG40, GG20, WCB Disc GGG40 + EPDM or NBR Hinge Stainless Steel Dimensions: DN (mm) Main Dimension L D D1 B H H1 B […]

  • Pressure Seal Swing Check Valve

    Pressure Seal Swing Check Valve Body: WCB, WC1, WC6, WC9 Disc: WCB, WC1, WC6, WC9 Hinge: WCB, WC1, WC6, WC9 Seat: A105, F22 Gasket: SS316+Graphite Bonnet: A105, F22 Washer: F316 Sealing Ring: Mild Stainless Steel Nominal Diameter: DN65 to DN350 Nominal Pressure: Class1500 to Class2500 Design and Manufacture Standard: API6D, ASME B16.34 Face to Face […]

  • Sale!
    83.20

    Single Plate Wafer Check Valve

    Single Plate Wafer Check Valve Body Material: Cast Iron, Ductile Iron, Cast Steel, Stainless Steel, Aluminium Bronze Disc: Ductile Iron, Stainless Steel, Aluminium Bronze Spring: Stainless Steel Stem: Stainless Steel Seat: EPDM, NBR, VITON, CF8, CF8M Nominal Diameter: DN50 to DN900 Nominal Pressure: Class 150 to Class 2500 Face to Face Dimension: API 594, ASME […]

  • Sale!
    15.00

    Swing Check Valve

    Swing Check Valve Body: Cast Iron, Cast Steel, Ductile Iron, SS304, SS316, SS316L, F316L, CF3M Bonnet: Cast Iron, Cast Steel, Ductile Iron, SS304, SS316, SS316L, F316L, CF3M Disc: WCB, CF8, LCC, C5 Seat: A105, F304, LF3, F5a Disc Washer: Carbon Steel, SS316 Bolt Washer: Carbon Steel, SS316 Gasket: Graphite+Stainless Steel Disc Pin: SS304 Eyebolt: Carbon […]

  • Tilting Disc Check Valve

    Tilting Disc Check Valve Body: Ductile Iron, Cast Iron Disc: Ductile Iron, Cast Iron Shaft: SS420, SS431 Body Seat: SS304 Disc Seal Ring: EPDM, NBR Retainer Ring: Carbon Steel+ss304 Shaft Bearing: SS304 O Ring: EPDM Pin: SS420 End Cover: Carbon Steel+Epoxy Nominal Diameter: DN250 to DN1400 Nominal Pressure: PN1.0 to PN2.5 Design and Manufacture Standard: […]