Water check valves

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Water check valves | How to choose the right check valve
There are different types of check valves, the most common being swing, ball and disc valves. Gate check valves These are the most commonly used non-return valves. They have a spring or counterweight, which is responsible for closing them quickly. They are suitable for vertical and horizontal installations, as well as high flow rates and low pressures. They are used in toilet flushing systems, sewers and water pumping systems. They are...
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piston check valve
piston check valve
ARI-CHECKO V

DN: 15 mm - 350 mm
Pressure: 6 bar - 160 bar
Temperature: -60 °C - 450 °C

... 37010801 Application: Recycling facilities, chemical industry, hospital technology, process water installations, installations with aggressive media Medium: Process water, aggressive media, etc.

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ARI-Armaturen
membrane check valve
membrane check valve
CKV-.-..-.

DN: 0.88 mm - 1.01 mm
Pressure: 0 psi - 250 psi

... cracking pressures around 0.5 psig. Check valve elements are typically actuated by reverse pressure and are best suited for applications with over 5 psig of back pressure. If the valve ...

membrane check valve
membrane check valve
CKV..-..-.

DN: 0.88 mm - 3.2 mm
Pressure: 0 psi - 250 psi

... cracking pressures around 0.5 psig. Check valve elements are typically actuated by reverse pressure and are best suited for applications with over 5 psig of back pressure. If the valve ...

swing check valve
swing check valve
SISTO-RSKNA

DN: 25 mm - 300 mm
Temperature: -20 °C - 100 °C

... Main applications ■ - Drinking water ■ - Shipbuilding ■ - Water transport ■ - Coolant ■ - Irrigation systems ■ - Chemical industry ■ - Power plants ■ - Sea water desalination ■ ...

disc check valve
disc check valve
RD40

DN: 15 mm - 100 mm
Pressure: 40, 33.7, 31.8, 29.7 bar
Temperature: 100, 200, 250, 300 °C

The RD40 disc check valves have a compact design and are specially designed for use with steam and hot condensate. RD40 DN 125 - 200/MATERIAL: Stainless steel RD40 SIZES: 1/2” to 4” – DN 15 ...

axial check valve
axial check valve

DN: 2 in - 36 in
Temperature: -54 °C - 350 °C

... carrier and pin eliminates the phenomenon of valve sticking so that it can close and open. - Low-noise type. - Widely used in the pipeline system with high flow requirements to prevent the harm of liquid ...

swing check valve
swing check valve
MP 170

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 ...

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Maran e Peracini srl
swing check valve
swing check valve
MP 170LP

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 ...

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Maran e Peracini srl
swing check valve
swing check valve
MP 170SBLP

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 ...

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Maran e Peracini srl
swing check valve
swing check valve
HCV-350GG

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 ...

ball check valve
ball check valve
DV360

DN: 10 mm - 100 mm
Pressure: 0.2 bar

... industrial facilities • Water treatment • Galvanotécnica Use • To regulate a prescribed passing direction – reflux inhibitor Fluids • Neutral media free from solids and aggressive liquid or ...

ball non-return valve
ball non-return valve
ISIV03 series

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

soft-seat non-return valve
soft-seat non-return valve
INRV series

Pressure: 0.2 bar - 230 bar
Temperature: -40 °C - 230 °C

Soft-seated non-return valve with low opening pressure and large nominal size.

water check valve
water check valve
PKV-06

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.

water check valve
water check valve
PKV-30

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 ...

disc check valve
disc check valve
56

DN: 15 mm - 300 mm
Pressure: 11.2 bar - 16 bar
Temperature: -10 °C - 350 °C

Check valves, Check valves streamlined flow type, Check valves streamlined flow type on nodular cast iron PN 16 (EN-GJS-400-15) Streamlined ...

ball check valve
ball check valve

DN: 0.5 in - 4 in

Uniseat/seal of EPDM or FKM Ball is the only moving part. It unseats to permit flow in one direction but seals against seat to prevent backflow. May be used vertically or horizontally Minimum shut-off of 5 psi All ...

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Asahi/America, Inc.
disc check valve
disc check valve
AW

DN: 50 mm - 800 mm
Pressure: 10, 16 bar

Straight-seat check valve with internal shaft and optional lever and weight. Highly cost-efficient due to high opening degree. Available with stainless-steel wire guard and limit signal for the open position ...

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VAG-Group
lift check valve
lift check valve
5540 series

DN: 15 mm - 50 mm

Spring loaded, globe style lift check valve ASME Class 800 may be installed in horizontal and vertical piping applications. 5540 series lift check valves are designed ...

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Pentair Valves & Controls
swing check valve
swing check valve
402B/402

DN: 50 mm - 400 mm
Pressure: 16, 10 bar
Temperature: 0 °C - 100 °C

housing, water distributions, protection of drinking water networks A double check valve composed of 2 standard range single non return valve ...

swing check valve
swing check valve
CB5240, CB5241

DN: 50 mm - 300 mm
Pressure: 50 bar
Temperature: -29 °C - 425 °C

Body material Steel A216WCB Stem material Stainless steel A182 F6 Connection Flanged RF ANSI 150 / ISO PN20 Seat Stellited steel A105 Working pressure 150 Lbs

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TECOFI
disc check valve
disc check valve
385 series

DN: 50, 32, 40 mm
Pressure: 16 bar
Temperature: -10 °C - 250 °C

These brass check valves come in spring types can be used in all positions in respect to the direction of flow. They have metal tightness and stainless steel discs for maximum protection. They are ...

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SFERACO
swing check valve
swing check valve
CKT

DN: 25 mm - 50 mm
Pressure: 10 bar
Temperature: 0 °C - 60 °C

Solvent welded metric sockets EPDM O-rings Minimum wotking pressure 0.2 bar May be use horizontally

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Effast
swing check valve
swing check valve
M1 series

DN: 15 mm - 100 mm
Pressure: 16 bar
Temperature: 120 °C

Brass swing check valve Novo • - Brass swing check valve, with brass seat, screwed ends • - Used for water • - BS 21 / ISO 228-1-2000 threads standard • ...

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Viet - Tiep Joint Stock Company
dual plate check valve
dual plate check valve

DN: 50 mm - 600 mm
Pressure: 10, 16 bar
Temperature: -10 °C - 150 °C

Working Pressure and Temperature Working pressure PN16/Class125. Température from -10*C to 120*C for EPDM seat. Température from -10*C to 82*C for NBR seat. Température from -10^ to 150*C for Viton seat. Flange Type EN 1092-2 PN10/PN16, ...

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Qingdao Junzheng Machinery Manufacture Co., Ltd.
swing check valve
swing check valve

DN: 15 mm - 100 mm
Pressure: 0 bar - 16 bar
Temperature: 0 °C - 120 °C

BRASS SWING CHECK VALVE - MIHA BRAND, WITH BRASS SEAT Specification Used for water, gasoline, oil Threads standard: BS 21/ ISO 228-1-2000 Max. working pressure: 16 bar Max. working ...

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Minh Hoa Investment JSC
disc check valve
disc check valve
zCHE 275

DN: 15 mm - 300 mm
Pressure: 16, 40 bar
Temperature: -10 °C - 300 °C

Working position: Any Features •environment-friendly •no maintanance tests acc. to EN 12266-1 class D • face-to-face dimension according to EN 558 series 49 (DN15 - DN100)

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ZETKAMA Sp. z o.o.
disc check valve
disc check valve
C09

DN: 15 mm - 200 mm
Pressure: 10 bar - 40 bar
Temperature: -50 °C - 400 °C

design of the body is straight sealing – check valve disc with spring – with spring, the valve can be mounted in position both horizontal and vertical – sealing surface is welded by ...

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ARAKO spol. s r.o
cartridge check valve
cartridge check valve

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 ...

swing check valve
swing check valve
915 / ZRK series

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: ...

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