Flap valves

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 dimensions between 40 and 1600 mm ...

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 fifty years with dimensions between ...

DN: 100 mm - 1,200 mm
Pressure: 25, 40, 10, 16 bar
Temperature: -10 °C - 150 °C

... Swing check valves are used on: acqueducts heatings conditioning pumping stations industry Istallation Installation in horizontal, vertical and battered positon. Quick closure without water hammer. Low head loss. ...

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

... refuelling stations. It is compatible with the HyValve range of valves, allowing you to benefit from the synergy effects of a single source. P or peace of mind, our hydrogen valves have been designed to provide ...

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 and resistance to ...

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 underground storage ...

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 is normally installed ...

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: 50 mm - 500 mm
Pressure: 16, 10 bar
Temperature: 0 °C - 80 °C

... flow in one direction, but the valve blocks the flow if the direction reverses. Design compliant with EN 16767. Rubber-coated NBR ball check valve. Flow direction indicated by an arrow on the valve ...

DN: 50 mm - 500 mm
Pressure: 10, 16 bar
Temperature: 0 °C - 80 °C

... flow in one direction, but the valve blocks the flow if the direction reverses. Design compliant with EN 16767. Rubber-coated NBR ball check valve. Flow direction indicated by an arrow on the valve ...

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 Low head losses. Maintenance ...

DN: 10 mm - 100 mm
Pressure: 0.2 bar

... passing direction – reflux inhibitor Fluids • Neutral media free from solids and aggressive liquid or gaseous media if the valve components that contact the media are resistant to the service temperature according to the Divatec resistance ...

DN: 15 mm - 50 mm

... • PVC materials, PP • EPDM gaskets, FPM • Gluing connections, soldering socket, threaded, DIN or ANSI flanges Advantage Low pressure loss and reliable chewing performance even with small differential pressure Chemical resistance of superior ...

DN: 15 mm - 150 mm
Pressure: 10 bar

... prescribed direction of passage – reflux inhibitor Flow media • Neutral media and aggressive liquid or gaseous media if the valve components that contact the media are resistant to the service temperature according to the Divatec ...

DN: 250 mm - 500 mm
Pressure: 0.9 bar

... non-retainable is a space-saving, one-sided cover valve ideal for set up on the interiors of pipe works and have an ISO PN 10 flange in order to be attached to the perpendicular walls (grade 1.4401 (316). These flaps ...

DN: 200 mm - 600 mm
Pressure: 1 bar

... Multi N is a pipe outlet flap valve consists of a system that can eradicate the back flow of water in case of sudden increase in its level. It works by opening its flap to flow in the normal direction ...

DN: 200 mm - 600 mm
Pressure: 1 bar

... a diagonal cover outlet valve ideal for restricted areas, supplied with an ISO PN 10 flange in order to be attached to the perpendicular walls (grade 1.4401 (316) or a basic flange (particular screws needed). These flaps ...

DN: 10 mm

... Check valve in PA Springless with two stainless steel balls Installation position : Vertical in flow direction Length : 37.5 mm Outer diameter : 10 mm For hose 6 x 4 (flexible) ...

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: 0.06 in
Pressure: 30 psi
Temperature: 40 °C - 150 °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, HVAC, Light Industrial, Process ...

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, HVAC, Light Industrial, Process ...

DN: 0.25 in
Pressure: 0 bar - 400 bar

... Pilote check valves Female Thread: 1/4 Maximum Pressure: 400 bar ...

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 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 systems (HVAC) - Central ...

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 - Tanks - Shipyard. ...

DN: 0.125 in - 0.5 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 general Valves ...

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 general Valves ...

DN: 6, 12, 10, 8, 4 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 general Valves ...

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: 0.125, 0.25, 0.5 in
Pressure: 1 bar - 10 bar
Temperature: -10 °C - 70 °C

... UM series one way valves are used when there is the need to keep under pressure one tube, allowing, at the same time, the flow if air to one way. ...

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 is applied ...

... Closing clapet valve for industrial system of centralized suction. The air pipe coupling is possibile trough a standard union (both not included). The valve body present on the bottom an internal thread G2" that allows ...

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 during closing, preventing surge. TYPICAL ...

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: 0.75, 0.5 in
Pressure: 10 bar - 250 bar
Flow rate: 0 l/min - 360 l/min

... order. The valve can receive a maximum incoming flow at 60 L/min. The valve can regulate the following fixed flows: 15-21-25-30-36 L/min. The regulated pressure valve must be adjustable by the customer. RFP50 ...

DN: 1 in
Pressure: 10 bar - 350 bar
Flow rate: 50, 90 l/min

... precise regulation. The valve can receive a maximum incoming flow of 90 L/min. The valve can regulate a maximum flow of 50 L/min. The output regulated flow is adjustable according to necessity in any moment. The regulated ...

DN: 0.25, 0.5 in
Pressure: 0 bar - 25 bar

... flow valves are usually used when rupture discs are used together with a safety valve or when installed on multiple rupture discs in series. Excess flow valves close when exposed to the rupture disc ...

Pressure: 10 bar
Temperature: -10 °C - 70 °C

... engraved on the body) and siopped in the reverse way. DATASHEET Recommended tubings: according to the fitting connected to the valve. Applicatron field: pneumatic installations fed with filtered. lubricated air. ...

Pressure: 2 bar - 10 bar
Temperature: -10 °C - 70 °C

... It is used when two valves hâve to opéra te the same equipment. The signal, no matter from which of the two valves it cornes, is re-ceived by the shuttle valve and trasmitted to the device to operate. DATASHEET Recommended ...

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 supply line discharges. The check valve ...

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 mountable. – Screw-In and manifold ...

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 installation – For ...

Pressure: 0 bar - 300 bar

... Check Valve - Individual positioning - Simple mounting hole - Valve combinations possible - For hydraulic and pneumatic applications - Working pressure up to 300 bar - Space saving mounting - Usable for different ...