THE LEE COMPANY fluid check valves

DN: 25.4 mm - 101.6 mm

Valves / Check Valves The 62B Air Blow Check Valves are "plug-style," where air pressure pushes the bonded rubber plug away from the seat. FEATURES In ...

DN: 38.1, 50.8, 63.5, 76.2 mm

Valves / Check Valves Ball Check Valves have a 316L stainless steel body with a curved offset ball trap. FEATURES Product flow pushes the ball ...

DN: 6, 8, 12 mm
Pressure: 350, 500 bar
Temperature: -40 °C - 120 °C

C2.940 Flow control valves C2.940 Flow control valves max. operating pressure 500 bar ports: G 1/4

DN: 0.25 in - 0.5 in
Pressure: 500 bar
Flow rate: 15, 55 l/min

C2.9511 Pilot-operated check valves C2.9511 Pilot-operated check valves without/with pre-release pipe-thread type max. operating pressure 500 bar connections: ...

DN: 5 mm - 9 mm
Pressure: 500 bar
Flow rate: 20, 50 l/min

C2.9512 Pilot-operated check valves C2.9512 Pilot-operated check valves without/with pre-release manifold-mounting type max. operating pressure 500 bar connecting ...

Pressure: 700 bar

Check valve, hydraulically pilot operated max. operating pressure 700 bar. Design: Housing made of steel, surface galvanized. Spring-loaded ball acting as a valve element. The ...

DN: 1, 0.5, 0.75 in
Pressure: 350 bar

NON-RETURN VALVE - Bezares SA - Leading hydraulic manufacturer Hydraulic valve for the flow control.

Pressure: 0 psi - 1,706.4 psi
Temperature: 50 °C
Flow rate: 50 l/min

Pressure: 0 bar - 1,706.4 bar
Temperature: 50 °C
Flow rate: 50 l/min

Pressure: 3 bar - 230 bar
Temperature: -30 °C - 80 °C
Flow rate: 14, 250 l/min

Holding Valve, double check valve up to 230 BAR, G1/4 OR Manifold type, HYDRAULIC and PNEUMATIC The valve consists of a one-piece housing and is therefore repeatedly ...

Pressure: 0 bar - 320 bar

Screw-In Valve up to 320 bar Miniature-Non Return Valve as Screw-In Valve from stainless steel for thread M6. – Suitable for high pressure areas – Simple mounting hole – Space-saving ...

Pressure: 4.2 bar - 350 bar
Temperature: -40 °C - 220 °C
Flow rate: 1 l/min - 90 l/min

Soft sealed non return valve as screw-in valve G1/8 from stainless steel

DN: 25 mm - 200 mm
Pressure: 16, 10, 40, 25 bar
Temperature: -40 °C - 220 °C

... Wafer valve, specially designed for applications in vacuum, gas and water treatment industries. Maintenance-free. Tightness guaranteed in all installation positions, even vertical with downward flow. WAFER check ...

DN: 25 mm - 125 mm
Pressure: 16 bar
Temperature: -40 °C - 150 °C

The innovative extractable valve It is the ideal solution for installations that require periodic maintenance due to its specially developed design for easy intervention. Maximum hygiene. Tightness guaranteed in all ...

DN: 6 mm - 200 mm
Pressure: 16 bar
Temperature: -20 °C - 220 °C

The innovative springless check valve for clean applications. Maximum hygiene with no maintenance required. Tightness guaranteed in all installation positions, even vertical with downward flow. The ...

DN: 10, 12, 6, 8, 4 mm
Pressure: 0 MPa - 0.9 MPa
Temperature: 0 °C - 60 °C

Check Valve permits the air flow in one direction but checks the flow in the opposite direction, thus keeping the output pressure at a constant level. Usable in vacuum retention state ...

Pressure: -100,000 Pa - 700,000 Pa
Temperature: 0 °C - 60 °C

Minimize the pressure drop of other circuit when a workpiece falls down. Fall prevention valve prevents the properly picked up work-piece from falling, even when several vacuum pads are without work-piece, causing ...

DN: 8, 6, 12, 10, 4 mm
Pressure: 10,000 Pa - 50,000 Pa
Temperature: 0 °C - 60 °C

Securing of air flow becomes possible at low pressure that the conventional valve does not operate. Min. opening pressure is lower from 10kPa(0.01MPa) to 5kPa(0.005MPa). Low level ozone resistant product. HNBR ...

DN: 6 mm - 8 mm
Pressure: 0 bar - 1,000 bar
Temperature: -50 °C - 85 °C

Available in two different nominal sizes, this check valve protects upstream equipment from possible damage caused by back pressure and prevents contamination. Thanks to its compact and space-saving ...

DN: 2 in - 12 in
Pressure: 350 psi
Temperature: 0 °C - 80 °C

Model HCV-350GG, theUL Listed Groove Swing Check Valve, allows and easy and faster installation, this valve is commonly used in water pumping in Fire Systems. T he main function the ...

DN: 2 in - 12 in
Pressure: 300 psi
Temperature: 0 °C - 80 °C

Model HCV, UL Listed Swing Check Valve, also known as NON-Return Valve, is commonly used in water pumping in Fire Systems. The main function the Swing Check Valve ...

DN: 50 mm - 600 mm
Pressure: 25 bar

CHECK VALVE The valve closes totally the pipe line when back flow occurs. The valve is complete with an hydraulic control circuit able to regulate operation’s speed ...

DN: 80 mm - 300 mm
Pressure: 1 bar - 16 bar

The valve closes totally the pipe line when back flow occurs. The valve is complete with an hydraulic control circuit able to regulate operation’s speed during closing, preventing surge. TYPICAL APPLICATIONS Pump ...

DN: 2 in
Temperature: -20 °C - 60 °C

The STAINLESS STEEL ANGLE CHECK VALVE RIDART is designed to prevent the drainage of fuel (loss of prime) in the suction line and permits the product flowing only towards a dispenser. The valve ...

DN: 0.125, 0.5, 0.25 in
Pressure: 0 bar - 10 bar
Temperature: -10 °C - 70 °C

... unidirectional connection, non-return valves, slide valve, quick exhaust valve Flow regulators 041, 042, 043 Unidirectional flow regulator (block shaped) Valves in ...

DN: 4, 12, 6, 8, 10 mm
Pressure: 2 bar - 10 bar
Temperature: -10 °C - 70 °C

... unidirectional connection, non-return valves, slide valve, quick exhaust valve Flow regulators 041, 042, 043 Unidirectional flow regulator (block shaped) Valves in ...

DN: 4, 12, 6, 8, 10 mm
Pressure: 2 bar - 10 bar
Temperature: -10 °C - 70 °C

... unidirectional connection, non-return valves, slide valve, quick exhaust valve Flow regulators 041, 042, 043 Unidirectional flow regulator (block shaped) Valves in ...

DN: 50 mm - 1,200 mm
Pressure: 16 bar - 420 bar

Axial Flow Check Valve body material: Carbon steel /Stainless steel / Alloy steel /Special ( Monel /Inconel /Hastelly etc.)alloy steel end connection: RF, BW, RTJ product overview: Athena Axial ...

DN: 50 mm - 300 mm
Pressure: 16 bar - 160 bar

... type check valve body material: Carbon steel /Stainless steel / Alloy steel /Special ( Monel /Inconel /Hastelly etc.) end connection: RF/RTJ/BW operation: product overview:Athena supplies a complete ...

DN: 12.5 mm - 50 mm

Forged Steel Y Type Check Valve Product Overview: Athena supplies a complete range of forged steel check valves designed according to the API 602 standard. Partial ...

DN: 13 mm
Pressure: 40 bar
Temperature: 450 °C

... infiltration at the ladle purging plug a check valve could be installed in the supply piping. The check valve maintains the immediate pressure at the plug in case the ...

DN: 0.125 in - 2 in
Pressure: 2 bar - 10 bar
Temperature: -10 °C - 60 °C

Series of uni-directional valves from brass hexagonal bar, female threaded. In line mounting they allow the compressed air to flow in one direction only; therefore, they are useful in those applications where no return ...

DN: 25 mm - 1,200 mm
Pressure: 2.5 bar - 100 bar
Temperature: -10 °C - 150 °C

Di Nicola manufactures Swing check valves in carbon steel ASTM 216 WCB / GP 240GH + N and stainless steel with high nickel content alloys for conditions of extreme corrosion from over fifty years with ...

DN: 50 mm - 1,200 mm
Pressure: 10, 16 bar
Temperature: -30 °C - 200 °C

Di Nicola manufactures non return valve type swing check , Venturi , double swing , Clasar type , ball type , butterfly type in ductile iron and high nickel content alloys for extreme ...

DN: 50 mm - 900 mm
Pressure: 16, 10 bar
Temperature: -10 °C - 300 °C

Double flapWafer check valves for installation between flanges Face to face dimensions according to EN 558 - series 16 and EN 558 - series 50

Pressure: 30 psi
Temperature: 40 °C - 150 °C

CV-062 SERIES Check Valve A check valve is a type of valve that allows fluids to flow in one direction but closes automatically to ...

Pressure: 100 psi
Temperature: 40 °C - 150 °C

CV-125-Check-Valve A check valve is a type of valve that allows fluids to flow in one direction but closes automatically to prevent ...

DN: 300 mm
Pressure: 0 Pa - 1,600,000 Pa
Temperature: -10 °C - 80 °C

... horizontal swing check valve brass-rubber trim. Made in Italy. Fields of application: Industrial plants - Sewage Water - Water treatment - Air-conditioning systems (HVAC) - Central heating and cooling ...

DN: 40 mm - 300 mm
Pressure: 16 bar
Temperature: -10 °C - 80 °C

Cast iron (GJL 250) PN 16 horizontal swing check valve brass-rubber trim lever and counterweight. Made in Italy. Fields of application: Industrial plants - Sewage Water - Water treatment - Air-conditioning ...

DN: 40 mm - 300 mm
Pressure: 16 bar
Temperature: 120 °C

... iron (GJL 250) PN 16 horizontal swing check valve bronze-bronze trim lever and counterweight; high temperature. Made in Italy. Fields of application: Industrial plants - Sewage Water - Sea Water - ...

DN: 10 mm - 100 mm
Pressure: 0.2 bar

... Galvanotécnica Use • To regulate a prescribed passing direction – reflux inhibitor Fluids • Neutral media free from solids and aggressive liquid or gaseous media if the valve components ...

DN: 200 mm
Pressure: 1 bar
Temperature: -40 °C - 90 °C

... basins/tanks - 4000l/h for geomembrane basins) for a pressure loss (groundwater pressure or gas pressure needed for opening the valve) of 60 mbar (60 mm head).

DN: 0.375 in
Pressure: 200 bar
Flow rate: 0 l/min - 20 l/min

The PKV-06 valve, made of stainless steel W.St.1.4301, allows unrestricted flow from V to C ports and blocks flows in the opposite direction until pressure is applied on the pilot port. PKV-06 is used as a static load holder.

DN: 0.5 in
Pressure: 200 bar

Application PKV-30 is used as a static load holder. Specifications The PKV-30 valve, made of stainless steel W.St.1.4301, allows unrestricted flow from V to C ports and blocks flows in the opposite direction until pressure ...