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Supplier: Shenzhen Jewellok Technology Co., Ltd.
Description: Product Features • Compact designed check valves • EPDM O-ring are standard (option: Viton® ) • Pressure rating: 206 bar Typical Applications • Designed for instrumentation panels and systems Technical Data Working pressure： 206 bar Cracking pressure： 1 psi Body
- Pressure Rating: 2,987.77662 psi
- Features: Check Valves
- Media: Gas
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Supplier: FUJIKURA COMPOSITES Inc.
Description: industrial furnace, heating furnace, vacuum furnace, etc. Medical：Endoscope washing device, oxygen concentrator, anesthesia machine etc. Analysis equipment:Measurement equipment, component gas analysis, gas analyzer etc. Battery：Household fuel cell, secondary battery, gas engine
- Pressure Rating: 36.2592098392993 psi
- Number of Ports/Ways: 2
- Media: Air, Compressed Air, Water
- Features: Check Valves, Other
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Supplier: Danfoss A/S
Description: valves. Danfoss makes check valves for all commonly used refrigerants and refrigeration applications, for commercial as well as industrial refrigeration purposes. Danfoss check valves are available in most connection types and sizes, for low and high
- Valve Size: 0.875 to 1.625 inch
- Pressure Rating: 667.17342 psi
- Media Temperature: -58 to 284 F
- Features: Check Valves, Other
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Supplier: Armstrong International
Description: Low pressure drop refrigerant stop check valves are butt-weldable directly to steel piping, thereby eliminating potential leaky flanges or threaded joints and simplifying installation. The important features of these valves are non-leak packing and have a back seat
- Pressure Rating: 365 psi
- Media Temperature: -60 to 240 F
- Number of Ports/Ways: 2
- Connection Description: Butt Weld
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Supplier: Cooper Valves
Description: Simple. Hard-working. Precise. Proven. COOPER® Valves forged check valves have a simple yet reliable design that allows them to perform with low pressure drop and excellent seat tightness.
- Valve Size: 0.5 to 2 inch
- Pressure Rating: 1,975 to 3,705 psi
- Agency: ANSI, API
- Features: Check Valves, Other
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Supplier: Cooper Valves
Description: COOPER® Valves cast check valves have a simple yet reliable design that allows them to perform with low pressure drop and excellent seat tightness. The Cooper cast check valve is also available for cryogenic service with an extended bonnet. Cast
- Valve Size: 0.5 to 24 inch
- Pressure Rating: 285 to 1,480 psi
- Agency: ANSI, API
- Connection Description: Bolt Flange, Butt Weld, Socket Weld / Solder, Threaded
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Supplier: Cooper Valves
Description: COOPER® Valves full port lift check valves are an excellent choice for applications where faster closing speeds are required to prevent surges. Cooper lift checks are built with an Inconel X-750 spring for extra strength and corrosion resistance. Cooper lift checks
- Valve Size: 0.5 to 3 inch
- Pressure Rating: 285 to 1,480 psi
- Media Temperature: -325 F
- Agency: ANSI, API
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Supplier: Triangle Fluid Controls Ltd.
Description: The DFT® Basic-Check valve is a versatile all-purpose, spring-assisted, in-line check valve that provides reliable, low maintenance service for a wide range of liquids and gases at various pressure/temperature combinations. The valve consists of a
- Features: Check Valves
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Supplier: DFT Inc.
Description: The DFT® Basic-Check® valve is a versatile all-purpose, spring-assisted, in-line check valve that provides reliable, low maintenance service for a wide range of liquids and gases at various pressure/temperature combinations. The valve consists of a
- Valve Size: 0.25 to 2.5 inch
- Pressure Rating: 6,000 psi
- Media Temperature: -325 to 700 F
- Flow (Cv): 5.8 to 90
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Supplier: DFT Inc.
Description: The DFT® Restrictor Check Valve (RCV) is a versatile, all-purpose, spring-assisted, in-line check valve for applications that require higher cracking pressures to open the check valve than those offered by other DFT® check valves.
- Valve Size: 0.25 to 2.5 inch
- Pressure Rating: 2,500 psi
- Media Temperature: -325 to 700 F
- Flow (Cv): 5.8 to 90
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Supplier: WEH Technologies Inc.
Description: High-performance check valves for use with liquid and gaseous media For many years we 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.
- Valve Size: 0.1574804 to 1.968505 inch
- Pressure Rating: 5,801.508 psi
- Media Temperature: -4 to 248 F
- Flow (Cv): 0.2 to 57.4
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Supplier: FUJIKURA COMPOSITES Inc.
Description: heating furnace, vacuum furnace, etc. Medical：Endoscope washing device, oxygen concentrator, anesthesia machine etc. Analysis equipment:Measurement equipment, component gas analysis, gas analyzer etc. Battery：Household fuel cell, secondary battery, gas engine etc. Water (liquid)
- Valve Size: 0.125 to 1 inch
- Flow (Cv): 0.28 to 6.9
- Number of Ports/Ways: 2
- Media: Air, Compressed Air, Water
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Supplier: DeZURIK, Inc.
Description: This creates a positive shut-off against flow reversal and minimizes system surges and water hammer. The low weight and short laying length of the CDD Double Door Check Valve saves initial cost, requires less space, and is easier to install when compared to full-body, swing-type
- Features: Check Valves
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Supplier: Check-All Valve Mfg. Co.
Description: practical. Many valves in this series meet API 594 requirements. Consult the factory for complete details. WV valves can be used as check valves, low pressure relief valves, and vacuum breakers by simply using deferent spring settings. Available
- Valve Size: 1 inch
- Flow (Cv): 6.1
- Number of Ports/Ways: 2
- Agency: ANSI, ASME, ISO, MSS
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Supplier: Western Analytical Products
Description: to prevent solvent backup if the sparging gas runs out. This check valve will help prevent potential solvent cross-contamination and damage to the gas regulating valve. The cracking pressures for the Inline Check Valve Cartridges are 1.5 psi
- Features: Check Valves, Pressure Relief Valves
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Supplier: DFT Inc.
Description: The DFT® Model WLC Wafer style Silent Check Valve is a lightweight, spring-assisted, in-line check valve that provides reliable, low maintenance service for a wide range of fluids and pressure/temperature combinations. The joint between the seat ring and
- Valve Size: 1 to 10 inch
- Pressure Rating: 6,170 psi
- Media Temperature: -325 to 1,000 F
- Flow (Cv): 19 to 1,355
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Supplier: Lee Co. (The)
Description: This cartridge-style, non-return valve is designed specifically for installation into soft tubing, plastic housings, and fittings. The valve can be installed in either direction, providing forward or reverse flow capabilities. The valve features all stainless steel construction
- Valve Size: 0.311811192 inch
- Features: Check Valves
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Supplier: Lee Co. (The)
Description: This cartridge-style, non-return valve is designed specifically for installation into soft tubing, plastic housings, and fittings. The valve can be installed in either direction, providing forward or reverse flow capabilities. The valve features all stainless steel construction
- Valve Size: 0.214960746 inch
- Features: Check Valves
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Supplier: Western Analytical Products
Description: to prevent solvent backup if the sparging gas runs out. This check valve will help prevent potential solvent cross-contamination and damage to the gas regulating valve. The cracking pressures for the Inline Check Valve Cartridges are 1.5 psi
- Features: Check Valves, Pressure Relief Valves
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Supplier: DFT Inc.
Description: The DFT® Model GLC® Silent Check Valve is a spring-assisted, center guided, in-line, flanged check valve that provides reliable, low maintenance service for a wide range of fluids and pressure/temperature combinations. The valve consists of a body,
- Valve Size: 1 to 24 inch
- Pressure Rating: 6,170 psi
- Media Temperature: -325 to 1,000 F
- Flow (Cv): 17 to 11,100
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Supplier: U.S. Plastic Corporation
Description: up-flow or horizontal installations. Pressure rating @ 73 water-full flow open 150 psi; back pressure closed-75 psi. Max. temp. 140F. Not for use with compressed air or gas.
- Features: Check Valves
- Valve Type: Swing Check Valves
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Supplier: Lee Co. (The)
Description: This cartridge-style, non-return valve offers higher flow capacity over our standard 558 Series valves. This valve is specifically designed for installation into plastic housings and fittings. The valve can be installed in either direction, providing forward or reverse
- Valve Size: 0.214960746 inch
- Features: Check Valves
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Supplier: Velan, Inc.
Description: A complete range of gate, globe and check valves for all of your high pressure and high temperature applications, proven over years of service in thermal and nuclear power plants as well as oil and gas industry applications around the world. Only Velan offers the
- Valve Size: 2.5 to 14 inch
- Agency: ASME
- Connection Description: Butt Weld, Socket Weld / Solder
- Features: Butterfly Valves, Check Valves
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Supplier: Lee Co. (The)
Description: forward or reverse flow capabilities. The valve’s all stainless steel design provides compatibility with a wide range of fluids and gases. A high quality metal seat provides low leakage, repeatable cracking pressure, and long life. The valve is 100% functionally tested to
- Valve Size: 0.25984266 inch
- Features: Check Valves
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Supplier: Danfoss A/S
Description: CHV-X check valves are available in angleway versions. The valves are designed to open at very low differential pressures, allow favourable flow conditions and are easy to disassemble for inspection and service. Laser cut V-ports provide excellent opening
- Valve Size: 1.2598432 to 4.9212625 inch
- Pressure Rating: 754.19604 psi
- Media Temperature: -76 to 302 F
- Features: Check Valves, Other
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Supplier: Western Analytical Products
Description: to prevent solvent backup if the sparging gas runs out. This check valve will help prevent potential solvent cross-contamination and damage to the gas regulating valve. The cracking pressures for the Inline Check Valve Cartridges are 1.5 psi
- Features: Check Valves, Pressure Relief Valves
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Supplier: Western Analytical Products
Description: to prevent solvent backup if the sparging gas runs out. This check valve will help prevent potential solvent cross-contamination and damage to the gas regulating valve. The cracking pressures for the Inline Check Valve Cartridges are 1.5 psi
- Features: Check Valves, Pressure Relief Valves
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Supplier: KSB AG
Description: Design Cast swing check valve to BS 1868 with bolted cover. Internal hinge pin mounted design. Bigger sizes with anti-slam/dash pot arrangement (optional). With graphite gasket. Seating surfaces 13% Cr steel/stellite hard-faced. Pressure/temperature ratings to ASME B16.34.
- Valve Size: 1.968505 to 23.62206 inch
- Pressure Rating: 1,508.39208 psi
- Media Temperature: 32 to 1,099.4 F
- Number of Ports/Ways: 2
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Supplier: Danfoss A/S
Description: CHV-X SS stainless steel check valves are available in angleway versions. The valves are designed to open at very low differential pressures, allow favourable flow conditions and are easy to disassemble for inspection and service. The valve cone has a
- Valve Size: 0.5905515 to 1.574804 inch
- Pressure Rating: 754.19604 psi
- Media Temperature: -76 to 302 F
- Features: Check Valves, Other
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Supplier: U.S. Plastic Corporation
Description: Flow-tested for minimum turbulence. Fully serviceable, replaceable components, uses standard o-ring seat. Safe-T-Blocked seal carrier - full rated pressure. Easily converted to foot valve. NSF Certified for potable water use. Low extractable PVC material. Sizes 1/2" - 2"
- Valve Size: 0.75 inch
- Valve Type: Ball / Disk Check Valves
- Features: Check Valves
- Material Of Construction: PVC
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Supplier: Check-All Valve Mfg. Co.
Description: The Universal Low Pressure check valve is a one piece body machined from bar stock and is designed for minimum pressure drop. The valve is light, compact, and provides maintenance free dependable service. For applications above 3000 PSIG, view our UN-10
- Valve Size: 1.25 inch
- Pressure Rating: 3,000 psi
- Flow (Cv): 19
- Number of Ports/Ways: 2
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Supplier: Danfoss A/S
Description: SCA-X are check and stop valves with built-in stop valve function. SCA-X valves are available in angleway versions. The valves are designed to open at very low differential pressures, allow favourable flow conditions and are easy to disassemble for
- Valve Size: 0.5905515 to 4.9212625 inch
- Pressure Rating: 942.74505 psi
- Media Temperature: -76 to 302 F
- Features: Check Valves, Other
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Supplier: Johnson Electric North America, Inc.
Description: The Johnson Electric product range of Gas Shut-Off valves is the industry's first integrated gas shut-off valve to combine mechanical valve, motor, sensors and control electronics for smart and pre-payment gas metering. Its innovative ball valve
- Media: Gas
- Valve Type: Shut Off Valves
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Supplier: WEH Technologies Inc.
Description: High pressure valve with automatic venting and check valve for inert gases up to 6,000 psi (420 bar) The Block & Bleed high pressure valve type TV17GER is also designed as a shut-off valve for pressurized gases. The valve automatically vents
- Valve Size: 0.4724412 inch
- Pressure Rating: 6,000 psi
- Media Temperature: -22 to 140 F
- Number of Ports/Ways: 2
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Supplier: Triangle Pump Components, Inc.
Description: from 1-1/2” to 6” diameter to suit a variety of industries and applications. The suction valve design — V7H (light spring, low lift) — is the most effective valve for low net positive suction head applications in which plunger pumps are starved of incoming fluid on the
- Valve Size: 1.5 to 6 inch
- Pressure Rating: 6,500 psi
- Number of Ports/Ways: 2
- Features: Check Valves, Compressor Valves, Mechanical Device
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States > Massachusetts > State > Regulations > 248 - Board of State Examiners of Plumbers and Gas Fitters > [248 CMR 5] 005 - Amendments to 2002 Edition of ANS...
(c) If not part of the booster, the equipment served by the booster shall be equipped with a manual re-set low gas pressure switch and a check valve upstream of the booster.
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Sorption cooling: a valid extension to passive cooling
At that point, the low - pressure check valve opens and gas from the low-pressure buffer flows into the container where it is absorbed by the carbon.
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Cryocoolers 13
When the pressure in the container has dropped to below that of the low-pressure buffer, the low - pressure check valve opens and gas flows from the buffer to the cell (phase D).
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Selection and use of equipment for the sampling of liquids
Apply gas pressure , after the lower check valve is filled to the space between the housing and membrane, forcingthe liquid upwards through the sampling tube.
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TECHNOLOGY ASSESSMENT OF REFUELING-CONNECTION DEVICES FOR CNG, LNG, AND PROPANE
With a Type 3 nozzle, the fueling hose is automatically depressurized [typically below 340 kPa (50 psi)] at dispenser shutdown.4 The nozzle may vent low - pressure gas between the receptacle check valve and the nozzle inlet valve coincident with disconnection.
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Cryocoolers 11
When the pressure inside the element is below the minimal pressure to open the low pressure check valve it is possible for the gas coming out ofthe liquid reservoirs to flow through the valve and to be absorbed in the bed.
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Hanford Laboratories Operation monthly activities report, March 1960
Rebuil_ gas outlet check valves have been prepared for the low pressure helium compressor, using a stellite seat and flapper disc.