Metal check valves

Pressure: 2 bar - 8 bar
Temperature: -20 °C - 80 °C

... This valve allows the transit of the air only in one way, the valve stops it in the opposite way. They are available with male or female thread, in several dimensions. ...

Pressure: max 40.0 bar
Temperature: -20 °C - 180 °C

... Stainless steel AISI 316L non-return valves, are designed for harsh usage conditions. The driven shutter and the spring never compressed completely, guarantee very high intervention frequencies. ...

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

... – Throttle and non-return valves with various tube connection options – Brass, aluminium and plastic throttle valves – For various applications Non-return valve, Quick exhaust valve Valves ...

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

... and non-return valves with various tube connection options – Brass, aluminium and plastic throttle valves – For various applications Operating temerature -10°C to +70°C 0°C to +70°C Non-return ...

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

... – Throttle and non-return valves with various tube connection options – Brass, aluminium and plastic throttle valves – For various applications Non-return valve, Quick exhaust valve Valves ...

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 ...

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 control connection ...

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: 2.8 mm - 5 mm
Pressure: 2,500 bar - 4,200 bar
Temperature: 5 °C - 50 °C

... ultra-high pressure check valves perform this function reliably. The large effective nominal bore ensures high flow rates with low pressure drop. Installation is simplified by the integrated double-pressure screw: the ...

DN: 3.18 mm
Pressure: 1 bar - 1,379 bar
Temperature: -18 °C - 204 °C

... Available in two variants (O‑ring or ball sealing)

DN: 0.125 in - 3 in
Pressure: 1,000 bar

... The check valves are available for inert/flammable gases and for oxygen and come complete with the seals suitable for the relevant medium. All check valves comply with the European Pressure ...

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 - 250 mm
Pressure: 10, 16 bar
Temperature: -10 °C - 150 °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 corrosion from over ...

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 corrosion from over ...

DN: 15 mm - 50 mm
Pressure: 16 bar
Temperature: 0 °C - 100 °C

... Easyfit spring check valve with female ends for solvent welding, ASTM series. A316 spring. The SSE Easyfit check valve with spring loaded shutter developed with Giugiaro Design stands ...

DN: 65, 100, 80 mm
Pressure: 16 bar
Temperature: 0 °C - 100 °C

... Easyfit ball check valve with female ends for solvent welding, ASTM series. The Easyfit check valve line developed with Giugiaro Design offers two different versions: SXE with ball shutter ...

DN: 10 mm - 50 mm
Pressure: 16 bar

... True Union Spring Check Valve Easyfit with metric plain socket ends for solvent welding. A316 spring. The SSE Easyfit check valve with spring loaded shutter developed with Giugiaro Design ...

DN: 0.5 in - 3 in
Pressure: 600 psi

... * Investment casting ASTM-A351 CF8M, Screwed Cap, Swing Type Disc, Intégral Seat. Body - CF8M Cap - CF8M Disc - CF8M Connecting Rod - CF8M Disc Nut - SUS316 Pin - SUS304 Boit Washer - Teflon Gasket - Teflon Boit - SUS304 ...

DN: 2.7 mm - 14.3 mm
Pressure: 1,550 bar
Temperature: -20 °C - 350 °C

... The MAXIMATOR ball check valves can be used even with high temperatures. Their shut off liquids and gases up to a maximum pressure of 1,500 bar. All valves have collars and glands. The characteristic ...

Pressure: 4,500 bar
Temperature: -20 °C - 200 °C

... O-Ring check valves are capable of shutting off directional flows of gases and fluids. They are incorporated with a leakage-resistant sealing feature. The O-Ring and Ball Check Valves ...

Pressure: 4,500 bar
Temperature: -50 °C - 350 °C

... These Maximator Ball check valves can shut off directional flows of fluids and gases with maximum working pressure of 4,500 bar and in - 50°C to +350°C operating thermal range. These valves utilize O-ring ...

DN: 0.062, 0.125 in
Pressure: 0 psi - 75 psi

... Check valves will prevent flow in one direction and facilitate flow in the opposite direction. Check valves are sometimes called non-return valves. Normally Closed style ...

DN: 6, 12, 10 mm
Pressure: 206 bar
Temperature: -20 °C - 190 °C

... NO RETURN VALVE FOR TWIN FERRULE FITTING - STAINLESS STEEL 316 Inox 316 ...

DN: 8 mm - 100 mm
Pressure: 63 bar
Temperature: 0 °C - 180 °C

... SPRING LOADED 3 PIECES CHECK VALVE - FEMALE / FEMALE BSP OR NPT - STAINLESS STEEL 316 ...

DN: 25 mm - 104 mm
Pressure: 10 bar
Temperature: -20 °C - 130 °C

... CHECK VALVE PLAIN ENDS - EPDM GASKETS - STAINLESS STEEL 316L Inox 316L ...

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

... 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 supply line discharges. The check ...

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 vacuum lowering of ...

DN: 4, 6, 8, 10, 12 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 and low-pressure ...

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 design, the HyCheckValve ...

DN: 0.02, 1 dm
Pressure: 1.5 bar
Temperature: -20 °C - 60 °C

... The angle check anti-siphon valve is an essential safety accessory designed to prevent the siphoning of liquids from an aboveground tank. Constructed from stainless steel, this valve ensures longevity ...

DN: 2.5, 2, 1.5 in
Temperature: -20 °C - 60 °C

... Model 62 Angle check valve is designed to prevent the drainage of fuel (loss of prime) in the suction line and permits its flow only towards dispenser. This valve is installed on the manhole lid of the ...

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 ...

Pressure: 700 bar

... Manually operated check valve. Used to hold load with single or double acting cylinder. Manually opened to allow oil to flow back to oil reserve when cylinder retracts. ...

DN: 100 mm - 1,800 mm
Pressure: 10, 16 bar
Temperature: 0 °C - 90 °C

... left to the right. Upon request, it is possible to provide this check valve with a protection cover for more safety Main Characteristics and Advantages of the Weighted Check Valve ...

DN: 15 mm - 150 mm
Pressure: 10 bar

... Gluing, soldering connections with DIN or ANSI flanges Advantage • Resistant to corrosion • Exempt from maintenance • Metal free • Absolutely hermetic at low working pressures Application • Construction of chemical facilities • ...

DN: 200 mm

... The Anti-smell valve Stink-Shield® prevents awful stenches hailing from sewage and waste channels. It is available in DN 200, and is fitted for rainwater gullies, to suit into the end of elbow. The Stink-Shield® has a body in elastomer ...

DN: 10 mm

... Stainless steel check valve Springless with two stainless steel balls Installation position : Vertical in flow direction Length : 34.0 mm Outer diameter : 10 mm Connection : M5 ...

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

... ART. 170 Cast iron (GJL 250) PN 16 horizontal swing check valve brass-rubber trim. Made in Italy. Fields of application: Industrial plants - Sewage Water - Water treatment - Air-conditioning systems (HVAC) - Central ...

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 systems ...

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

... Cast 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 - Aggressive fluids ...

DN: 0.125, 0.25 in
Pressure: 1 bar - 10 bar
Temperature: -10 °C - 70 °C

... The SLT circuit switch allows to convey two pneumatic signals into one way, keeping the two pneumatic sources separated. They have aluminium body, NBR seals and brass components and are available with 1/8” and 1/4" ports. CONSTRUCTIVE FEATURES Fluid ...

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 ...

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 ...

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 ...