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DN: 12.7 mm
Pressure: 0 psi - 15,000 psi
Temperature: 85 °F
... This miniature, high pressure check valve is only 0.5 inches in diameter and 1.7 inches in length. Its robust design prevents backflow in extreme high pressure systems up to 15,000 psi. The valve ...
THE LEE COMPANY
DN: 0.5 in
Pressure: 0 psi - 8,000 psi
Temperature: 85 °F
... pressure check valve is only 0.5 inches in diameter and 1.8 inches in length. Its robust design prevents backflow in high pressure systems up to 8000 psi. It is ideal for applications with flow rates ...
THE LEE COMPANY
DN: 0.375 in
Pressure: 0 psi - 8,000 psi
Temperature: 85 °F
... pressure check valve is only 0.375 inches in diameter and 1.37 inches in length. Its robust design prevents backflow in high pressure systems up to 8000 psi. It is ideal for applications with flow rates ...
THE LEE COMPANY
DN: 1 in - 20 in
... Designed to prevent backflow, the M&J Valves Piston Controlled Check Valve is silent in operation and has no flapper to hammer against the seat. Features The patented "floating piston" ...
DN: 20 mm - 150 mm
Pressure: 27.6 bar
Temperature: -30 °C
... The Type CK1 Check Valves prevent backward flow of fluid in refrigerant suction, hot gas or liquid lines. Parker’s CK1 check valves provide safe and effective backflow ...
Parker Refrigerating Specialties Division
Pressure: 0 bar - 420 bar
Temperature: -37 °C - 204 °C
Flow rate: 1.6 l/min - 500 l/min
... psi), Parker’s poppet and ball style check valves have a simple and robust design which are used to block flow in one direction, and allow flow in the opposite. Parker’s robust poppet and ball style check ...
DN: 25 mm - 100 mm
... The DELTA VPN check valve is used in places at which the reflux of liquids into the pipeline must be prevented. The valve opens through the pressure of the liquid against the spring-loaded valve ...
APV
DN: 0.5 in
Pressure: 0 bar - 16 bar
Temperature: -20 °C - 60 °C
... non-return valves for reliable protection against dangerous reverse gas flow. Flow-optimised valve system causes very low pressure drop at minimal noise emission. Every non-return valve 100% tested. Benefits ...
WITT-Gasetechnik
DN: 1.5 in
Pressure: 0 bar - 20 bar
Temperature: -20 °C - 70 °C
... non-return valves for reliable protection against dangerous reverse gas flow. Flow-optimised valve system causes very low pressure drop at minimal noise emission. Every non-return valve 100% tested. Benefits ...
WITT-Gasetechnik
DN: 2.5 in
Pressure: 0 bar - 20 bar
Temperature: -20 °C - 70 °C
... non-return valves for reliable protection against dangerous reverse gas flow. Flow-optimised valve system causes very low pressure drop at minimal noise emission. Every non-return valve 100% tested. Benefits ...
WITT-Gasetechnik
DN: 2.8 mm - 5 mm
Pressure: 2,500 bar - 4,200 bar
Temperature: 5 °C - 50 °C
... Product description
Where the medium in a pipeline must flow in only one direction and
backflow must be prevented, the WEH® ultra-high pressure
check
valves perform this function reliably. The ...
DN: 3.18 mm
Pressure: 1 bar - 1,379 bar
Temperature: -18 °C - 204 °C
... Description
The WEH® medium pressure
check
valve reliably prevents
backflow by allowing fluid to flow in one direction only. It is designed for use with MP fittings and is suitable for both ...
DN: 2 in - 12 in
Pressure: 0 bar - 20 bar
Temperature: -15 °C - 80 °C
... Model CHF, The Silent Check Valve plays an important role on piping, especially applied on the outlet of the pump. The silent check valve applied should be carefully selected to prevent ...
DN: 3.175 mm - 9.525 mm
Pressure: 0.6 bar - 135 bar
Temperature: -50 °C - 200 °C
... b>
Internal
check
valve, soft-seal
check
valve, high-pressure
check
valve, wellhead
check
valve, oil and gas
check ...
DN: 0.125 in
Pressure: 0 psi - 100 psi
Temperature: 4 °C - 66 °C
... A check valve is a type of valve that allows fluids to flow in one direction but closes automatically to prevent flow in the opposite direction ( backflow). Applications Include: Medical, ...
DN: 2 in - 12 in
Pressure: 235, 25, 175, 10, 16 psi
Temperature: 0 °C - 100 °C
... installation 500X backflow prevention device consists of a basic valve with two-stage non-return device and an external drainer, where both ends of the drainer′s guide piping are connected to the inlet and outlet of ...
DN: 0.25 in
Pressure: 0 bar - 10 bar
Temperature: 5 °C - 90 °C
... In this case a check valves, installed between the water distribution system and the mains water supply, closes automatically and prevents any back flow, back suction or back pressure. The inspection openings provided ...
DN: 0.5 in - 2 in
Pressure: 13.8 bar
... The swing check valve prevents backflow by automatically closing when fluid reverses direction. The check valve features a Y-pattern design with renewable seat and disc, ...
NIBCO
DN: 25 mm - 80 mm
Pressure: 16 bar
Temperature: -40 °C - 200 °C
... hazardous applications. Check valves are used for prevention of back flow on liquid columns in front of pumps with solid balls. In liquids and gases as overflow protection with hollow balls. In conjunction with safety ...
DN: 80, 46, 60, 32 mm
Pressure: 300 bar - 3,200 bar
Flow rate: 0 l/min - 1,000 l/min
... Check valves prevent a reversal of the specified direction of flow and thus a backflow of the delivery medium to be pumped. Special features: VA version, compact design. Throttle check ...
DN: 100 mm - 315 mm
Pressure: 0 bar - 100 bar
Temperature: -20 °C - 90 °C
... A circular non-return flap valve with a spring mechanism, against air backflow. Intended Use This type of system element prevents warm air from escaping/migrating or cold air getting inside with the loss of the compression ...
DN: 2 in - 24 in
... - Belong to pressure independent control valve - The swinging action of the disc away from the seat allows forward flow and when the flow is stopped, the disc returns to the seat, preventing backflow. - Available in ...
Athena Engineering S.r.l.
DN: 15 mm - 200 mm
Pressure: 16, 25, 40, 64, 100 bar
Temperature: -20 °C - 200 °C
... standards. The most striking feature of disc type check valves is that they provide an optimum solution when flanges with larger nominal widths are necessary or more convenient. CV20 type disc check Valves ...
FLAPCON VALVES AND AUTOMATION SYSTEMS CO LTD
DN: 50 mm - 250 mm
Pressure: 10, 16 bar
Temperature: 10 °C - 90 °C
... NOREPOL EA check valve Protect a drinking water network against any risk of pollution due to a possible backflow of contaminated fluid. This return may be caused by a pressure drop in the network or ...
Belgicast
DN: 50 mm - 1,500 mm
Pressure: 270 psi - 4,730 psi
Temperature: 196 °C - 593 °C
... Swing check valve Product Switch valve Product description Swing check valve Model H44H/X Size 2”～60”(50mm～1500mm) Operating temperature ...
Beijing Valve General Factory Co., Ltd
DN: 8 mm - 50 mm
Pressure: 0 psi - 230 psi
Temperature: 0 °C - 100 °C
... Cartridge Check Valves Cartridge check valves (also called non-return valves) are designed for simple installation and offer outstanding performance inside mating ...
DN: 100 mm - 1,500 mm
Pressure: 10 bar - 100 bar
... Non-return Valves Non-return axial valves : one-way valves allowing the fluid to flow in only one direction and preventing the backflow. Main features ■ optimization of the aerodynamic ...
DN: 32 mm - 600 mm
... intermediate flange version for preventing backflow available in different seal and body materials areas of application: water, liquids with low fibre content flanges: DIN EN 1092-1 Type ZRK: single-wing design nominal diameters:DN ...
DN: 15 mm - 200 mm
Pressure: 0.5, 0.7, 1 bar
Temperature: -20 °C - 100 °C
... The SWING CHECK VALVE prevents backflow, thus protecting equipment, such as a pump. Being of an swing arm type, the valve gives little resistance to flow. The SWING CHECK ...
... This type of valve is used to avoid backflow in the piping system or the pipeline that could damage downstream apparatus as pumps, compressors, etc. When the fluid has enough pressure, it opens the valve; ...
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