Check valves

Pressure: 865,000 Pa
DN: 25 mm - 350 mm

Isogate® valves are swing check valves are made of a robust cast metal casing and designed especially for prevention of reverse flow in applications that employ abrasive and corrosive ...

Temperature: 0 °C - 120 °C
Pressure: 520,000, 1,035,000, 690,000 Pa
DN: 80 mm - 600 mm

... pumps can be ran simultaneously if so required. Weir Minerals, with over 20 years of check valve experience, developed a simple fully serviceable 3-way check valve ...

Temperature: 0 °C - 110 °C

The GV-2C from Clippard is primarily a dual-way stem valve with a cartridge-type mounting style, an inlet port, and outlet port in its primary design.

Temperature: 32 °F - 230 °F
Pressure: 21 bar

Check Valve, #10-32 Ports Notes Not intended for pressure relief. Arrow on valve body indicates direction of flow. Additional Information Air Flow 6.5 scfm @ 50 psig; 11.5 scfm @ 100 ...

Temperature: 32 °F - 230 °F
Pressure: 1,000 psi

Check Valve, 1/8 Ports Notes Not intended for pressure relief Additional Information Air Flow 20 scfm @ 50 psig; 36 scfm @ 100 psig; 580 l/min @ 6 bar Force Cracks at approximately 1/2 psig Max PSI 0-300air/0-1000hyd Mount Direct ...

Temperature: -54 °C - 204 °C
Pressure: 0 bar - 6.9 bar
DN: 0.125 mm - 25.4 mm

... broad choice of end configurations (variety of threads - BSPP and metric). Series 2000 is available with two valve options - Poppet valve or ball valve. This coupling system can be used ...

Pressure: 3,000, 1,000, 300, 2,500, 1,250 psi
DN: 0.375, 0.5, 0.75, 0.625 in

Parker's CB Series check and filter check valves are a unique ball check design. These check valves handle uni-directional flow control ...

Temperature: -57 °C - 204 °C
Pressure: 0 bar - 414 bar
DN: 4 mm - 10.3 mm

Pressure: 315, 420 bar

... direction. No bypass check valve is therefore required. The flow control valve type SB and SQ is used to control the lowering speed of single-acting consumers. The flow control valve ...

Pressure: 500 bar

Check valves are a type of non-return valve. They block the oil flow in one direction and open in the opposite direction. In the closed state they have zero leakage. The check ...

Pressure: 700, 500, 420 bar

The check valve type RK and RB can be screwed in. The spring-loaded ball check valve type RK and RB is very robust and insensitive to soiling. The check ...

Pressure: 3,000 psi - 8,000 psi
DN: 0.187 in - 1 in

This fine valve is yet just another proof of the innovation of the Lee Company. The miniature model has been pre-tested to ensure high performance and reliability. Lee has so far produced millions of valves ...

Pressure: 3,000, 4,000, 5,000 psi
DN: 0.187 in - 0.5 in

This miniature valve manufactured by Lee comes with 3 ports that are designed to facilitate fluid flow to a common outlet, from one of the two available inlet sources. Because of the reduced size of the valve, ...

Pressure: 5,000 psi
DN: 0.375 in

... Leak Lee Chek Valve is the latest addi­tion to our field proven, miniature zero leak check valve family. Weighing only 24 grams, the .500 inch diameter zero leak check ...

Temperature: 0 °C - 80 °C
Pressure: 20 mbar - 25,000 mbar
DN: 5 mm - 25.4 mm

Series VNR unidirectional valves, thanks to their poppet-type construction, can operate at low pressures both when there is a free flow and during retention.

DN: 5 mm - 12.7 mm

The check valves Series VNV are mainly used on vacuum gripper systems containing multiple suction pads in order to shut off individual suction pads which are not covered or accidently pulled away from ...

Temperature: 65 °C
Pressure: 16 bar
DN: 40 mm - 300 mm

Temperature: -10 °C - 400 °C
Pressure: 40 bar
DN: 15 mm - 250 mm

Streamlined flow check valve series PN 40. GP 240 GH+N carbon steel body. Carbon steel cover. Stainless steel seats. Graphite + stainless steel gaskets. Spring for all DN for working also in a vertical ...

Temperature: -10 °C - 300 °C
Pressure: 16 bar
DN: 15 mm - 100 mm

Suitable for assembly between flanges with a brass body and stainless steel sealing springs, disk, and seats.

DN: 30 mm

The 220110 is a valve with ball shutter that is made from an anodized aluminium body that comes with a thrust spring, closing plug and nylon ball shutter. The activation of the suction results in the creation of the vacuum ...

DN: 0.25 in - 2 in

The Viton check valve is a range of undirectional units made of bronze and brass components. It is integrated a sealing device made from NBR nitrile rubber. This valve assembly is available ...

DN: 0.5, 0.25, 0.375, 1, 0.75 in

The Vuototecnica 1x0x1x series is an array of diaphragm check valves constructed with anodized aluminium. Its light weight framework integrates an EPDM membrane mechanical seal rather than metal shutter ...

Temperature: 140 °C
Pressure: 10 bar
DN: 25 mm - 150 mm

The APV RUF3 check valve is used at places in production lines where a backflow of product must be prevented. When the pressure is balanced, the valve starts closing by spring force so ...

DN: 25 mm - 100 mm

The APV DELTA VPN 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 ...

Temperature: 0 °C - 250 °C
Pressure: 0 bar - 6.8 bar

The Mini and Large Check Molded Valve is an injection molded, high-purity valve constructed of 100% non-metallic materials, and featuring a PFA-wetted flow path. Assembled and double-bagged ...

Temperature: -10 °C - 60 °C
Pressure: 0.2 bar - 10 bar
DN: 0.125 in - 0.25 in

Port G1/8, G1/4 Push-in connector 6, 8 mm Flow rate 260 l/min Low height Can be rotated horizontally by 360° when assembled Special features: Minimal height Manually actuated exhaust is possible

Temperature: -10 °C - 60 °C
Pressure: 0.4 bar - 12 bar
DN: 0.125 in - 0.75 in

... , G1/8, G1/4, G3/8, G1/2, G3/4 Push-in connector: 2, 4, 6, 8, 10, 12 mm Flow rate: 115 ... 2230 l/min Shut-off valve Screw-in

Pressure: 400, 315, 250 bar
DN: 19 mm - 65 mm

... increase the durability of the product. The shape chosen by the manufacturer is A, while the design also includes a non-return valve. With a straight construction and steel used as the main material, you can find various ...

Pressure: 100, 400, 160, 250, 315 bar
DN: 6 mm - 38 mm

You can expect high performance and design made to resist from this non-return valve. With an operating pressure of approximately 1 bar and an inner cone of 24°, this item is compliant with the latest industry standards, ...

Pressure: 160, 400 bar
DN: 8 mm - 16 mm

... connections that have metric cylindrical outer thread. The sealing form has 24° inner cone. The T-shaped design has a shuttle valve and connector. It follows the DIN 3865 standard. The cutting ring and socket with union ...

Temperature: 190 °C
Pressure: 0.2 bar

... point.These valves are normally closed.When the differential pressure exceeds the set pressure of the spring the loaded poppet moves and enables free flow trough the valve. The H-400 series provides ...

Temperature: 190 °C
Pressure: 3.4 psi - 10.3 psi

You are looking at one of the finest pressure check valves that can be used for general purpose applications. In addition to the moderate pressure characteristics and the resistant construction, the design ...

Temperature: 204 °C
Pressure: 0.2 bar

This instrumentation valve is a fixed cracked pressure check valve that is made with a small body and 316 stainless steel materials. It can manage pressure levels at 6000 psi and uses ...

Temperature: 0 °C - 110 °C
Pressure: 0 bar - 25 bar
DN: 0.25 in - 4 in

KOBOLD KUR model series non-return valves are used wherever it must be ensured that transferred liquids do not flow back against the prescribed direction of travel, such as due to pump shut-off, slope of the piping, self-arising ...

Temperature: -40 °C - 140 °C
Pressure: 10, 16 bar
DN: 15 mm - 50 mm

The SR check valve allows the passage of fluid in a single direction. • Connection system for weld joints • PN10 valve body made for PP-H injection moulding and European Directive ...

Temperature: 0 °C - 100 °C
Pressure: 16 bar
DN: 10 mm - 50 mm

The Easyfit check valve line developed with Giugiaro Design offers two different versions: SXE with ball shutter and SSE with spring loaded shutter. Easyfit check valves ...

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

The Easyfit check valve line developed with Giugiaro Design offers two different versions: SXE with ball shutter and SSE with spring loaded shutter. Easyfit check valves ...

DN: 0.75 in - 1 in

... which is manufactured by Piusi, is a vantage valve that is suitable to use in fuel suction tubes on machinery. It is compatible with diesel and oil, and it features a mesh filter for diesel fuel residues. The valve ...

Pressure: 206 bar
DN: 6 mm - 12 mm

NO RETURN VALVE FOR TWIN FERRULE FITTING - STAINLESS STEEL 316 Inox 316 (Model : 5475)

Temperature: 200 °C
DN: 8 mm - 100 mm

... broad range of stainless steel check valves. This includes the Model 5871 and Model 5872 non return valves which are equipped with a threaded BSP or NPT. A duo check ...

Temperature: 180 °C
Pressure: 16 bar
DN: 40 mm - 200 mm

NON RETURN VALVE - FPM (EX :VITON®) SEAL - STAINLESS STEEL 316

Pressure: 16 bar
DN: 0.5 in - 12 in

Type: BT-FCK (Check valve 150L/ 10K) Size: 1/2" ~ 12" ASTM-A351-CF8M, ASTM-A351-CF8, ASTM-A216-WCB Rating ANSI 150L/ JIS 10K, Face to face ANSI B16.10/ JIS B2002, End flange dimension ANSI B16.5/ JIS ...

DN: 2 in - 8 in

Type: BT-WCK (Check valve - Single door) Size: 2" ~ 8" ASTM-A351-CF8M, ASTM-A351-CF8 Single door check valve, Fl-hook type, Design API-6D/ API-594, Inspection API-598/ ...

Pressure: 40 bar
DN: 0.5 mm - 4 mm

Type: BT-WC (Disc check valve - Wafer type) Size: 1/2" ~ 4" ASTM-A351-CF8M Rating PN40, Trim AISI 316

Pressure: 0 bar - 17.2 bar
DN: 1.02 mm

... body, duckbill check valve obtains 250 psig optimal pressure rating. It is composed of 6 to 8 grams of brass material, and 303 stainless steel component. Its system allows one-way flow route, and prevents ...

Pressure: 0 bar - 17.2 bar
DN: 1.02 mm

... cracking pressure check valve enables free flow in one direction and no (checked) flow in the opposite direction. Due to its low cracking pressure (commonly less than 0.5 psig), leak-tight operation and ...

Pressure: 0 bar - 17.2 bar
DN: 1.7 mm

... is a miniature high-flow check valve that features a low cracking pressure. With this attribute along with its superior repeatability and leak-tight operation, this device is suitable for many applications. ...

Temperature: 70 °C
Pressure: 60 bar

WITT non-return valves (check valves) for reliable protection against dangerous reverse gas flow. Every non-return valve (check valve) ...

WITT non-return valves (check valves) for reliable protection against dangerous reverse gas flow. Every non-return valve (check valve) ...

... Information WITT non-return valves for reliable protection against dangerous reverse gas flow. Every non-return valve 100% tested. The best non-return valves in the world. Benefits: a ...

Temperature: -40 °C - 50 °C
Pressure: 40 bar
DN: 6 mm - 100 mm

The innovative springless Non-Return-Valve MAGROS is the reliable and high-quality springless non-return-valve, made from stainless steel, for gases and liquids at common temperatures, and with low ...

Temperature: -196 °C - 50 °C
Pressure: 40 bar
DN: 6 mm - 100 mm

... Cryogenic Non-Return-Valve MAGROS is the reliable and high-quality springless non-return-valve, made from stainless steel, for gases and liquids at common temperatures, and with low pressure drop in ...

Temperature: -10 °C - 80 °C
Pressure: 1 bar - 7 bar
DN: 4, 8 in

Prevents vacuum from being pulled through the blow-off lines, which means faster response time and completely independent vacuum units. Reliable quick-release function even in larger systems with several units, due to the very low feed ...

Temperature: 14 °F - 176 °F
Pressure: 36.3 psi - 79.8 psi
DN: 4, 8 in

Check valve that traps vacuum in sealed applications for safe operation. Built-in blow off check valve for fast release of object. Optional two-stage COAX® cartridge ...

Pressure: 80 psi
DN: 4, 6 mm

Two-stage COAX® cartridge MINI Pi12-2 integrated. Check valve that traps vacuum in sealed applications for safe operation. Built-in blow off check valve for fast release ...

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

... 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 ...

Temperature: -20 °C - 120 °C
Pressure: 0.1 bar - 400 bar
DN: 4 mm - 50 mm

... have been a preferred supplier for a wide range of industries with our check valve range. The WEH check valves are especially designed for both liquid and gaseous media. The ...

Temperature: -20 °C - 300 °C
Pressure: 0 bar - 300 bar
DN: 4 mm - 50 mm

The series of check valves in carbon steel are especially designed for oil and hydraulic applications for use in industry and agriculture. The check valves use a metal-to-metal ...

Temperature: -60 °C - 180 °C
Pressure: 16 bar
DN: 150, 200 mm

Features •Seat and seat seal easy replaceable •Vacuum-resistant •Vertical, inclined or horizontal installation •Suitable vapours, gases and liquids Specifications •Design - ISO/DIN •Nominal Pressure - 16 bar •Lining ...

Temperature: -60 °C - 180 °C
DN: 0.5 in - 4 in

... , can be installed horizontally •Closes even with a very small or no pressure difference •Wide variety of versions of check valves available Specifications •Design - ANSI/ISA-75.08.01 ANSI/ISA-75.08.01 •Nominal ...

Temperature: -60 °C - 180 °C
Pressure: 16 bar
DN: 0.5 in - 6 in

... with solid ball,can be installed vertically and horizontally •Can also be used for vapours and gases •Wide variety of check valves available Specifications •Design - ASME/ISO •Nominal Pressure ...

The check valves by Resato come in two different types, CV and CVM, being designed to ensure the proper flow of liquids and gases in a single direction. When the differential pressure drops below the ...