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Supplier: Hy-Lok USA, Inc.
Description: Compressed Natural Gas Check Valve Hy-Lok's 700H Series Check Valves are designed for flow control CNG. Tested and certified for this application per AGA/CGA NGV 3.1.
- Valve Size: 0.25 to 0.75 inch
- Features: Check Valves
- Media: Gas, Natural Gas
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Supplier: WEH Technologies Inc.
Description: CNG Check valve for cars and fueling stations With the type TVR1 CNG WEH® offers an advanced, high performance check valve for use with natural gas. The check valve system is designed to minimize the effect of dirt particles on the sealing
- Valve Size: 0.2362206 to 0.4724412 inch
- Pressure Rating: 3,600 psi
- Media Temperature: -40 to 248 F
- Number of Ports/Ways: 2
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Supplier: Accuris
Description: Compressed Natural Gas (CNG) Check Valve Component Technical Specification (CTS)
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Supplier: Accuris
Description: Road vehicles - Liquefied natural gas (LNG) fuel system components - Part 3: Check valve
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Supplier: NIBCO INC.
Description: Bronze Check Valves for use in commercial and industrial applications. Typical services include; hot and cold water, HVAC, steam, compressed air, gas and other general utility services. 125 psi/8.6 bar saturated steam to 353°F/178°C, 200 psi/13.8 bar non-shock cold working
- Valve Size: 0.25 to 4 inch
- Pressure Rating: 200 psi
- Media Temperature: 200 to 353 F
- Valve Type: Ball / Disk Check Valves, Swing Check Valves
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Supplier: Accuris
Description: Road Vehicles - Compressed Natural Gas (CNG) Fuel System Components - Part 3: Check Valve
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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 guard cage,
- 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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Description: Road vehicles -- Compressed natural gas (CNG) fuel system components -- Part 3: Check valve
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Supplier: Accuris
Description: Road vehicles - Compressed natural gas (CNG) fuel system components - Part 3: Check valve
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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. Cracking
- 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: DFT Inc.
Description: The ALC® is an in-line, spring assisted, single guided "wafer" check valve designed to prevent "water hammer" and "reverse" flow. The lightweight compact design fits between mating flanges and meets API 594 Face-to-Face dimensions. The ALC® is an easy to maintain check
- Valve Size: 10 to 24 inch
- Pressure Rating: 720 psi
- Media Temperature: -325 to 1,000 F
- Flow (Cv): 1,690 to 7,970
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Supplier: DFT Inc.
Description: The DFT® Model PDC® Silent Check Valve is specially designed for use on the discharge side of reciprocating air or gas compressors. It includes a pulse damping chamber to maintain the disc in the open position during the momentary reductions in flow associated with each cycle of
- Valve Size: 2 to 12 inch
- Pressure Rating: 3,705 psi
- Media Temperature: -325 to 500 F
- Flow (Cv): 55 to 2,300
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Supplier: Check-All Valve Mfg. Co.
Description: The Check-All Mini-Check is a three piece constructed check valve. The valve is designed for minimum pressure drops. The three piece construction permits many combinations of end fittings, which makes the valve adaptable for nearly every application. The
- Valve Size: 0.375 inch
- Pressure Rating: 5,000 psi
- Flow (Cv): 3.2
- Number of Ports/Ways: 2
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Supplier: Check-All Valve Mfg. Co.
Description: The Tubing Check Valve is a three piece constructed check valve with flareless tube ends. The valve is designed for minimum pressure drops. The valves are furnished complete with ferrules and nuts. Available Materials: 316 Stainless Steel (SS) Brass (BR)
- Valve Size: 0.125 inch
- Pressure Rating: 3,000 to 8,000 psi
- Flow (Cv): 0.8
- Number of Ports/Ways: 2
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Supplier: Xiamen Landee Industries Co., Ltd.
Description: Cast Steel Check Valve Delivered in 30 Days. Model Number: LD-003-CK Key Specifications/Special Features: Manufacturing standards: API, ANSI, BS, DIN, JIS Size range: from 1/2 inch to 32 inch (DN15mm - DN800mm) Pressure: from ANSI class 150 to 2500 (PN1.6-42MPa) Operating temperature:
- Valve Size: 0.5 to 32 inch
- Pressure Rating: 150 to 2,500 psi
- Media Temperature: -320.8 to 1,099.4 F
- Agency: ANSI, API, DIN
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Supplier: Mueller Steam Specialty
Description: Designed for liquids and gases where flow reversal can cause surge and water hammer.
- Valve Size: 2 to 12 inch
- Pressure Rating: 1,595 to 3,705 psi
- Media Temperature: -20 to 850 F
- Number of Ports/Ways: 2
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Supplier: Mueller Steam Specialty
Description: Designed to prevent surge, backflow, and water hammer in liquid service. These check valves are available in cast iron, bronze or stainless steel, pressure and temperature conditions will dictate the appropriate body material. For air and gas applications, consult factory.
- Valve Size: 0.25 to 2 inch
- Pressure Rating: 200 to 600 psi
- Media Temperature: 150 F
- Number of Ports/Ways: 2
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Supplier: CSA Group
Description: ISO 12614-3:2014 specifies tests and requirements for the check valve, a liquefied natural gas fuel system component intended for use on the types of motor vehicles defined in ISO 3833. ISO 12614-3:2014 is not applicable to the following: a) fuel containers; b) stationary
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Supplier: Xiamen Landee Industries Co., Ltd.
Description: API, ANSI, BS, DIN-Standard Wafer Check Valves. Model Number: LD 016-WCK Key Specifications/Special Features: Manufacturing standards: API, ANSI, BS, DIN Sizes range: from 1" diameter to 24" diameter (DN25mm - DN600mm) Pressure: from ANSI class 150 to 2500 (PN1.6 - 42MPa) Body
- Valve Size: 1 to 24 inch
- Agency: ANSI, API, DIN
- Connection Description: Bolt Flange, Butt Weld
- Features: Check Valves, Manual / Hand, Other
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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 Materials: 316
- Valve Size: 2 inch
- Flow (Cv): 32
- Number of Ports/Ways: 2
- Agency: ANSI, API, ASME, ISO, MSS
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Supplier: Mueller Steam Specialty
Description: Can be used in a variety of applications including: commercial construction, chilled and hot water systems, industrial and marine, gas and liquid applications, utilities and process applications.
- Valve Size: 2 to 30 inch
- Pressure Rating: 360 to 740 psi
- Media Temperature: 100 to 450 F
- Number of Ports/Ways: 2
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Supplier: Mueller Steam Specialty
Description: Designed for liquids and gases where flow reversal can cause surge and water hammer. Used extensively in pump suction and discharge applications.
- Valve Size: 1 to 10 inch
- Pressure Rating: 225 psi
- Media Temperature: 150 F
- Number of Ports/Ways: 2
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Supplier: Cooper Valves
Description: Precise response. Faster closing. Excellent seat tightness. Those are the strong points of COOPER® Valves forged check valves.
- 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 check
- 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: 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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Description: ISO 15761 specifies the requirements for a series of compact steel gate, globe and check valves for petroleum and natural gas industry applications. It is applicable to valves of nominal sizes (DN) 8, 10, 15, 20, 25, 32, 40, 50, 65, 80 and 100, to corresponding
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Supplier: CSA Group
Description: ISO 15761 specifies the requirements for a series of compact steel gate, globe and check valves for petroleum and natural gas industry applications. It is applicable to valves of nominal sizes (DN) 8, 10, 15, 20, 25, 32, 40, 50, 65, 80 and 100, to corresponding
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Supplier: CSA Group
Description: instructions and markings. It is applicable to vehicles using compressed gaseous hydrogen (CGH2) in accordance with ISO 14687‑1 or ISO 14687‑2 and hydrogen/natural gas blends using natural gas in accordance with ISO 15403‑1 and ISO/TR 15403‑2. It is not applicable to the
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Supplier: AVK International A/S
Description: Swing Check Valves. Flanged Non Return Valve to EN12266. Cast Iron or Ductile Iron with or without Stainless Steel internals. Sizes range from DN150 to DN300.
- Valve Size: 6 to 20 inch
- Connection Description: Bolt Flange
- Material Of Construction: Cast Iron, Ductile Iron
- Features: Check Valves
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Supplier: NIBCO INC.
Description: Natural Kynar® (PVDF) valves for use with ultra-pure water, deionized/distilled and demineralized water systems, clean chemical processes, pharmaceutical operations and food processing. Valve pressure rating 150 psi at 73°F water non-shock full-port, Maximum service temperature
- Valve Size: 0.5 to 3 inch
- Pressure Rating: 150 psi
- Media Temperature: 180 F
- Number of Ports: 2
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Supplier: NIBCO INC.
Description: Natural Polypropylene (Chem-Pure) valves for use with deionized water systems, clean chemical processes, pharmaceutical operations and food processing. Valve pressure rating 150 psi at 73°F water non-shock full-port, Maximum service temperature 180°F, True Bloc® design, FKM
- Valve Size: 0.5 to 3 inch
- Pressure Rating: 150 psi
- Media Temperature: 180 F
- Number of Ports: 2
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Supplier: Johnson Electric Group
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
- Actuation: Electric
- Media: Gas, LP - Gas, Natural Gas
- Valve Type: Shut Off Valves
- Features: Threaded
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Supplier: BUG-O Systems, Inc.
Description: Three Hose Torches: • Quick opening cutting oxygen valve for immediate full flow. • Separate preheat and cutting oxygen valves for high and low preheat control. • Cutting capacity to 15'' (381 mm). • Torches supplied with check valves on preheat oxygen and preheat fuel.
- Features: Other, Specialty / Other
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Supplier: UL Standards & Engagement
Description: are for use at temperatures within the range of -40 °C (-40 °F) to 55 °C (130 °F): a) Shutoff Valves (primary or secondary, and manual or automatic), b) Excess Flow Valves, c) Back Pressure Check Valves, d) Filler Valves, e) Vapor Return Valves, f) Actuated
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Supplier: CSA Group
Description: components, intended for use on natural gas powered vehicles, as listed in Table 1, below: Table 1 - Fuel system components - (See Clauses 1.1 and 1.5.) - Check valve - Manual valve - Manual container valve - Automatic valve - Gas injector -
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process to protect compressors and other high-dollar machinery. In this on-demand webinar, Engineered Check Valve Solutions for Natural Gas Applications we (read more)
Browse Check Valves Datasheets for DFT Inc. -
DFT® Check Valves: Engineered for Natural Gas Reliability DFT’s spring-assisted, non-slam check valves are engineered to support the unique challenges of natural gas systems. Their axial-flow design helps minimize turbulence and vibration, while corrosion (read more)
Browse Check Valves Datasheets for DFT Inc. -
Saltwater Disposal: Check Valves for Oil & Gas Wells With close to 1 million producing oil and natural gas wells in the United States, the industry generates approximately 60 million barrels of produced water daily. This water originates from subsurface reservoirs during the (read more)
Browse Check Valves Datasheets for DFT Inc. -
The Lee Company manufactures a wide variety of miniature, pre-tested cartridge check valves that offer proven reliability and performance. With almost one million valves successfully in service, some for over 20 years, Lee check valves set the standard for small size, light weight and proven (read more)
Browse Check Valves Datasheets for Lee Co. (The) -
Swing check valves are probably the most misunderstood valve in the municipal water works industry. What causes a check valve to slam? How can we prevent it? How does the design of a swing check valve make it susceptible to slam? Why are there so many closure devices available (read more)
Browse Check Valves Datasheets for McWane Plant and Industrial -
The Cryogenic Check Valve incorporates fitting ends per AS standards, making it easy to integrate into existing systems. The valve’s materials were carefully selected for their compatibility with hydrogen and other fluids used at cryogenic temperatures. In addition, the valve’s (read more)
Browse Check Valves Datasheets for Lee Co. (The) -
Check Valves in Semiconductor Fabrication To manufacture semiconductors, fabs require significant amounts of water and steam. Check valves are critical components on a pump’s discharge in the fluid systems that deliver or transport these materials. DFT valves ensure tight seals (read more)
Browse Check Valves Datasheets for DFT Inc. -
For the myriad small and miniature industrial applications requiring free flow in one direction with reverse flow prevented, O’Keefe Controls Co. provides both In-line and Integral Check Valves. Engineered for accuracy, repeatability, and long (read more)
Browse Check Valves Datasheets for O'Keefe Controls Co. -
Introducing the Tideflex® Duckbill Check Valve – the gold standard in backflow prevention. With an unrivaled reputation, Tideflex® Duckbill Check Valves boast a low cracking pressure, effectively eliminating standing water while maintaining minimal head loss (read more)
Browse Check Valves Datasheets for DeZURIK, Inc. -
O’Keefe Controls Co. manufactures a robust line of Disk-Type Check Valves, ideal for high cycle fluid-checking applications, and those with a high flow capacity. Capitalizing on these attributes, they are commonly used in industrial applications such as (read more)
Browse Check Valves Datasheets for O'Keefe Controls Co.
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Part 2-Flow Energy Management Applications-Installation Tips & Tricks
In part 1 of our Flow Energy Management series, we identified the 3 Killer Flow Energy Management Applications that will reduce energy costs: compressed air & natural gas measurement, steam production, distribution, and allocation, and water/BTU measurement. And we identified the best flow meters
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Valve Handbook, Third Edition > Introduction to Valves
Piston check valve in natural gas service.
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Stay in the "Box": A Consistent Method for Configuring (Loading) Reciprocating Compressors to Optimize Performance
Recips. are simple positive displacement devices that draw natural gas into a cylinder through a check valve that opens to the suction as the plunger moves to expand volume then discharges the natural gas through another check valve which opens to the …
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Development of a direct-injected natural gas engine system for heavy-duty vehicles: Final report phase 2
The oil pressure in this line is always higher than the gas pressure, and, therefore, without the Teflon seal, a small amount of oil can leak down the check valve into the natural gas .