Products & Services
See also: Categories | Featured Products | Technical Articles | More Information-
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.
- Media: Natural Gas
- Valve Size: 0.2500 to 0.7500 inch
- Valve Type: Check Valves
-
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
- Connection: Threaded, Tube Fitting
- Material of Construction: Stainless Steel
- Media Description: Gas, Natural Gas
- Media Temperature: -40 to 248 F
-
Supplier: WEH Technologies Inc.
Description: High-Performance Check Valve for buses and trucks (DN 12 mm) Type TVR5 CNG is the largest of our check valves. It is most efficient and developed specifically for CNG buses and trucks. The check valve system is designed to minimize the effect of dirt
- Connection: Threaded, Tube Fitting
- Material of Construction: Stainless Steel
- Media Description: Gas, Natural Gas
- Media Temperature: -40 to 248 F
-
-
Supplier: DFT Inc.
Description: from 2 to 40 psi. Like the Basic-Check® valve, the Restrictor Check provides reliable, low maintenance service for a wide range of fluids and gases at various pressure/temperature combinations. The valve consists of a guard cage, spring, valve disc,
- Connection: Threaded
- Flow (Cv): 5.8 to 90
- Material of Construction: Stainless Steel
- Media Description: Air, Compressed Air, Water, Hot Water, Cold Water, Potable Water, Salt Water, Wastewater, Gas, Gasoline / Diesel Fuel, High Purity Gas, LP - Gas, Natural Gas, Sour Gas, Specialty / Corrosive Gases, Hydraulic Fluid
-
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
- Agency / Standard: ANSI, API
- Connection: Bolt Flange
- Flow (Cv): 55 to 2300
- Material of Construction: Stainless Steel, Steel
-
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
- Agency / Standard: ANSI, API
- Connection: Bolt Flange
- Flow (Cv): 1690 to 7970
- Material of Construction: Exotic Metal, Stainless Steel, Steel
-
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
- Agency / Standard: ISO
- Back Flow Preventer Assembly: Yes
- Connection: Threaded, Compression Fitting, Tube Fitting
- Flow (Cv): 1.1
-
Supplier: DFT Inc.
Description: DFT® Vacuum Breakers provide effective protection against collapse of pressure vessels, tanks and rolls. They prevent condensate "back-up" when equipment is shut down or inlet steam is reduced by modulating control valves. In piping systems, DFT® Vacuum Breakers are used to break siphons,
- Connection: Threaded
- Flow (Cv): 5.8 to 90
- Material of Construction: Stainless Steel
- Media Description: Air, Compressed Air, Water, Hot Water, Cold Water, Potable Water, Salt Water, Wastewater, Gas, Gasoline / Diesel Fuel, High Purity Gas, LP - Gas, Natural Gas, Sour Gas, Specialty / Corrosive Gases, Hydraulic Fluid
-
Supplier: Mueller Steam Specialty
Description: Designed for liquids and gases where flow reversal can cause surge and water hammer.
- Agency / Standard: ANSI, API
- Connection: Bolt Flange
- Material of Construction: Stainless Steel, Other
- Media Description: Air, Water, Hot Water, Cold Water, Potable Water, Salt Water, Wastewater, Gas, Gasoline / Diesel Fuel, High Purity Gas, LP - Gas, Natural Gas, Sour Gas, Specialty / Corrosive Gases, Hydraulic Fluid
-
Supplier: Mueller Steam Specialty
Description: Designed for liquids and gases where flow reversal can cause surge and water hammer. Elastomer seats provide bubble-tight shutoff.
- Agency / Standard: ANSI, API
- Connection: Bolt Flange
- Material of Construction: Brass / Bronze, Ductile Iron, Stainless Steel, Other
- Media Description: Air, Water, Hot Water, Cold Water, Potable Water, Salt Water, Wastewater, Gas, Gasoline / Diesel Fuel, High Purity Gas, LP - Gas, Natural Gas, Sour Gas, Specialty / Corrosive Gases, Hydraulic Fluid
-
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.
- Agency / Standard: ANSI
- Connection: Bolt Flange
- Material of Construction: Aluminum, Brass / Bronze, Stainless Steel, Other
- Media Description: Air, Compressed Air, Water, Hot Water, Cold Water, Potable Water, Salt Water, Wastewater, Gas, Gasoline / Diesel Fuel, High Purity Gas, LP - Gas, Natural Gas, Sour Gas, Specialty / Corrosive Gases, Hydraulic Fluid, Other
-
Supplier: Mueller Steam Specialty
Description: Can be used in a variety of applications including: chilled and hot water systems, refrigeration, plumbing, air conditioning, gas and liquid applications, water filtration, oxygen systems, boiler feed lines, centrifugal pump and compressor systems and process applications.
- Agency / Standard: ANSI
- Connection: Bolt Flange
- Material of Construction: Aluminum, Brass / Bronze, Stainless Steel
- Media Description: Air, Compressed Air, Water, Hot Water, Cold Water, Potable Water, Salt Water, Wastewater, Gas, Gasoline / Diesel Fuel, High Purity Gas, LP - Gas, Natural Gas, Sour Gas, Specialty / Corrosive Gases, Hydraulic Fluid, Other
-
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)
- Agency / Standard: ISO
- Back Flow Preventer Assembly: Yes
- Connection: Compression Fitting, Tube Fitting
- Flow (Cv): 0.8000
-
Supplier: Check-All Valve Mfg. Co.
Description: , F6, or FP are not 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
- Agency / Standard: ANSI, API, ASME, MSS, ISO
- Back Flow Preventer Assembly: Yes
- Connection: Bolt Flange
- Flow (Cv): 89
-
Supplier: Check-All Valve Mfg. Co.
Description: The Tubing Check Valve-Flared is a three piece constructed valve with 37º flared ends which conform to J. I. C. and S. A. E. Hydraulic Standards. These valves are designed for maximum flow with minimal pressure drop. Available Materials: 316 Stainless Steel (SS) Brass
- Agency / Standard: ISO
- Back Flow Preventer Assembly: Yes
- Connection: Threaded, Tube Fitting
- Flow (Cv): 29
-
Supplier: Xiamen Landee Industries Co., Ltd.
Description: Wafer Check Valves with Stainless Steel CF8, API, ANSI, BS and DIN Manufacturing Standards. Model Number: LD 003-CK1 Key Specifications/Speci al Features: Body materials: carbon steel, alloy steel and stainless steel Manufacturing standards: API, ANSI, BS and DIN Sizes range: from 2 to
- Agency / Standard: ANSI, API, DIN
- Connection: Bolt Flange, Butt Weld
- Material of Construction: Stainless Steel, Steel, Other
- Media Description: Water, Hot Water, Cold Water, Potable Water, Salt Water, Wastewater, Gas, Gasoline / Diesel Fuel, LP - Gas, Natural Gas, Sour Gas
-
Supplier: Xiamen Landee Industries Co., Ltd.
Description: API, ANSI, BS, DIN-Standard Wafer Check Valves. Model Number: LD 016-WCK Key Specifications/Speci al Features: Manufacturing standards: API, ANSI, BS, DIN Sizes range: from 1" diameter to 24" diameter (DN25mm - DN600mm) Pressure: from ANSI
- Agency / Standard: ANSI, API, DIN
- Connection: Bolt Flange, Butt Weld
- Material of Construction: Stainless Steel, Steel, Other
- Media Description: Water, Hot Water, Cold Water, Potable Water, Salt Water, Wastewater, Gas, Gasoline / Diesel Fuel, LP - Gas, Natural Gas, Sour Gas
-
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
- Agency / Standard: MSS, NSF
- Connection: Threaded, Socket Weld / Solder
- Material of Construction: Brass / Bronze
- Media Description: Water, Hot Water, Cold Water, Gas, LP - Gas, Natural Gas, Steam
-
Supplier: Xiamen Landee Industries Co., Ltd.
Description: Swing Check Valve, Flange Drilling According to ANSI125/150, DIN2501 PN10/PN16, and AS2129 Table E Model Number:LD 016-WCK1 Key Specifications/Speci al Features: Key Specifications/Speci al Features: Working pressure: PN10, PN16, 125lb
- Agency / Standard: ANSI, ASME, DIN
- Connection: Bolt Flange
- Material of Construction: Aluminum, Brass / Bronze, Cast Iron, Ductile Iron, Stainless Steel, Steel, Other
- Media Description: Water, Hot Water, Cold Water, Potable Water, Salt Water, Wastewater, Gas, Gasoline / Diesel Fuel, LP - Gas, Natural Gas, Sour Gas
-
Supplier: Xiamen Landee Industries Co., Ltd.
Description: Cast Steel Check Valve Delivered in 30 Days. Model Number: LD-003-CK Key Specifications/Speci al Features: Manufacturing standards: API, ANSI, BS, DIN, JIS Size range: from 1/2 inch to 32 inch (DN15mm - DN800mm) Pressure: from ANSI class
- Agency / Standard: ANSI, API, DIN
- Connection: Bolt Flange, Butt Weld
- Material of Construction: Stainless Steel, Steel, Other
- Media Description: Water, Hot Water, Cold Water, Potable Water, Salt Water, Wastewater, Gas, Gasoline / Diesel Fuel, LP - Gas, Natural Gas, Sour Gas
-
Supplier: Beswick Engineering Co., Inc.
Description: The check valve permits free flow in one direction and no (checked) flow in the opposite direction. This valve is specified in many applications because of its very low cracking pressure (typically less than 0.5 psig), its excellent repeatability, and leak-tight operation. The
- Back Flow Preventer Assembly: Yes
- Connection: Threaded, Tube Fitting
- Flow (Cv): 0.0 to 0.0480
- Material of Construction: Brass / Bronze, Stainless Steel, Other
-
Supplier: Beswick Engineering Co., Inc.
Description: The Beswick CKVA is a poppet style check valve with adjustable cracking pressure. The cracking pressure can be adjusted from 1 psig to 40 psig. This valve requires back pressure to be applied before the cracking pressure resets to your original set point.
- Connection: Threaded
- Material of Construction: Brass / Bronze, Stainless Steel, Other
- Media Description: Air, Compressed Air, Water, Hot Water, Cold Water, Potable Water, Wastewater, Gas, Gasoline / Diesel Fuel, High Purity Gas, LP - Gas, Natural Gas, Hydraulic Fluid, Steam, Other
- Pressure Rating: 0.0 to 250 psi
-
Supplier: Staubli Corporation
Description: The Stäubli GMV check valves are designed to allow natural gas to flow in one direction only. With an emphasis on safety, they provide redundant leak protection in the fueling line, prevent station blow-back, and offer additional protection in the event of a collision.
-
Supplier: Johnson Electric Group
Description: highest grid efficiency. Smart Meter valves offer double position indication by an IP67 sealed limit switch and step count drive. The precision valve opening supports safe restart flow check of the gas meter. The valves are compact with industry leading performance
- Connection: Threaded
- Media: LP - Gas, Natural Gas
- Valve Type: Shut Off Valves
-
Supplier: Staubli Electrical Connectors
Description: The Stäubli GMV check valves are designed to allow natural gas to flow in one direction only. With an emphasis on safety, they provide redundant leak protection in the fueling line, prevent station blow-back, and offer additional protection in the
-
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
- Connection: Threaded, Union
- Material of Construction: Polypropylene (PP), PVDF
- Media Temperature: 180 F
- Pressure Rating: 150 psi
-
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
- Connection: Threaded, Union
- Material of Construction: Polypropylene (PP)
- Media Temperature: 180 F
- Pressure Rating: 150 psi
-
Description: Road vehicles -- Compressed natural gas (CNG) fuel system components -- Part 3: Check valve
-
Supplier: Beswick Engineering Co., Inc.
Description: This Ultra Miniature low cracking pressure check valve permits free flow in one direction and no (checked) flow in the opposite direction. This valve is specified in many applications because of its very low cracking pressure (typically less than 0.5 psig), its excellent
- Connection: Threaded, Tube Fitting
- Flow (Cv): 0.0 to 0.0480
- Material of Construction: Brass / Bronze, Stainless Steel, Other
- Media Description: Air, Compressed Air, Water, Hot Water, Cold Water, Potable Water, Wastewater, Gas, Gasoline / Diesel Fuel, High Purity Gas, LP - Gas, Natural Gas, Hydraulic Fluid, Other
-
Supplier: Cooper Valves
Description: Precise response. Faster closing. Excellent seat tightness. Those are the strong points of COOPER® Valves forged check valves.
- Agency / Standard: ANSI, API
- Connection: Threaded, Socket Weld / Solder
- Material of Construction: Exotic Metal, Stainless Steel, Other
- Media Description: Gas, Natural Gas, Sour Gas, Specialty / Corrosive Gases, Other
-
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.
- Connection: Bolt Flange
- Material of Construction: Cast Iron, Ductile Iron
- Media: LP - Gas, Natural Gas
- Valve Size: 6 to 20 inch
-
Supplier: Accuris
Description: Compressed Natural Gas (CNG) Check Valve Component Technical Specification (CTS)
-
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.
- Process Type: Other
- Welding Accessories: Specialty / Other
-
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
-
Supplier: Berner International Corporation
Description: connection to electric power and natural gas supplies. Standard Features Electronic Flame Safeguard with LED Status Indicating Lights Magnetic Starter Control Transformer Ignition Transformer Sparktrode Interrupted Pilot Main
- Fuel / Energy Source: Electric, Natural Gas / Propane
- Maximum Air Flow: 6500 to 7900 SCFM
Find Suppliers by Category Top
Featured Products Top
-
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.
Conduct Research Top
-
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
More Information Top
Indicates content that may require registration and/or purchase.
-
Valve Handbook, Third Edition > Introduction to Valves
Piston check valve in natural gas service.
-
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 …
-
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 .