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Supplier: Velan, Inc.
Description: Forged, one-piece inclined globe and check valves for high pressure applications Features and benefits • Solid CoCr alloy disc, fully guided for fast and full seating, even without spring. • High Cv. • Self-draining waterways.
- Valve Size: 0.5 to 4 inch
- Agency: ASME
- Connection Description: Butt Weld, Socket Weld / Solder, Threaded
- Features: Butterfly Valves, Check Valves
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Supplier: Specialty Manufacturing Co. (The)
Description: The Specialty Mfg. Co. is committed to providing quality, custom solutions which meet our customers’ unique needs. We provide a highly valued experience for our customers and employees by making all our business partnerships enjoyable, professional and profitable.
- Valve Size: 0.5 inch
- Pressure Rating: 1,000 psi
- Number of Ports/Ways: 2
- Material Of Construction: Brass / Bronze
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Supplier: Specialty Manufacturing Co. (The)
Description: The Specialty Mfg. Co. is committed to providing quality, custom solutions which meet our customers’ unique needs. We provide a highly valued experience for our customers and employees by making all our business partnerships enjoyable, professional and profitable.
- Valve Size: 0.25 to 0.3125 inch
- Pressure Rating: 500 psi
- Number of Ports/Ways: 2
- Material Of Construction: Aluminum
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Supplier: Specialty Manufacturing Co. (The)
Description: The Specialty Mfg. Co. is committed to providing quality, custom solutions which meet our customers’ unique needs. We provide a highly valued experience for our customers and employees by making all our business partnerships enjoyable, professional and profitable.
- Valve Size: 0.1875 to 0.25 inch
- Pressure Rating: 125 psi
- Number of Ports/Ways: 2
- Material Of Construction: Brass / Bronze
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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 conventional thermal and nuclear power plants as well as other HP steam services around the world. Also preferred in high pressure, high
- Valve Size: 2 to 14 inch
- Agency: ASME
- Connection Description: Butt Weld, Socket Weld / Solder
- Features: Butterfly Valves, 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 advantages of
- 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: Specialty Manufacturing Co. (The)
Description: The Specialty Mfg. Co. is committed to providing quality, custom solutions which meet our customers’ unique needs. We provide a highly valued experience for our customers and employees by making all our business partnerships enjoyable, professional and profitable.
- Valve Size: 0.25 inch
- Pressure Rating: 500 psi
- Number of Ports/Ways: 2
- Features: Check Valves, Piston Valves
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Supplier: XOMOX (A Crane Co. Company)
Description: is minimized. Additionally, PFA and FEP liners are inherently less porous than PTFE. Xomox Lined Swing check, Ball check, piston check and Poppet check have PFA as standard lining and uses the cast dovetail recesses and machined grooves to lock the liner to the
- Valve Size: 6 inch
- Pressure Rating: 150 psi
- Media Temperature: -20 to 400 F
- Flow (Cv): 200
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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 conventional thermal and nuclear power plants as well as other HP steam services around the world. Also preferred in high pressure, high
- Valve Size: 2.5 to 24 inch
- Agency: ASME
- Connection Description: Butt Weld, Socket Weld / Solder
- Features: Butterfly Valves, Check Valves
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Supplier: Hansen Technologies Corporation
Description: These flanged, heavy-duty, piston-type check valves control the flow of refrigerant. Valves open wide for flow in the direction of the arrow on the valve body. Valves close tight when flow reversals occur. The piston design minimizes pulsations.
- Features: Check Valves
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Description: they can withstand the harsh environments and demanding operating conditions typically found in this industry. There are several types of check valves that can fall under the API classification, such as swing check valves, lift check valves, piston
- Features: Check Valves
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Supplier: Seetru Limited
Description: Minimum Pressure Check Valves are control valves typically suitable for application on compressors. Design Minimum pressure check valves are spring loaded pressure control valves with an inbuilt check (non-return) valve. They are usually fitted
- Pressure Rating: 33 to 200 psi
- Media Temperature: 356 F
- Material Of Construction: Cast Iron
- Features: Check Valves
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Supplier: HAWE North America Inc.
Description: The check valves type HR with hydraulic release, are designed as manifold mounting valves and are available in six sizes. These valves are used in hydraulic circuits with design related, leaking directional valves, as hydraulically actuated drain, or idle
- Pressure Rating: 10,152.639 psi
- Features: Check Valves, Mechanical Device
- Media: Hydraulic Fluid
- Material Of Construction: Steel
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Supplier: Vektek, LLC
Description: Sealed pilot piston eliminates cross circuit leakage. 5:1 Ratio of Pilot to Check pressure for release. Filters on each port. Unclamp device sequencer, provides a way to sequence single circuit unclamp timing. Requires "B" pilot line to open "A" line check valve (requires
- Pressure Rating: 5,000 psi
- Number of Ports/Ways: 3
- Features: Check Valves, Pilot Operated
- Media: Hydraulic Fluid
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Supplier: Curtiss-Wright, Valve Group
Description: Strack or Valve Group - Korea manufacturing facilities. Overview of options and features. Supplied as Straight pattern body, Y-pattern or Angle pattern body Supplied as Swing and Piston check types Supplied as a quick closing 3-way valve and t- or Angel Quick closing
- Valve Size: 0.5 to 24 inch
- Media Temperature: -320.8 to 1,202 F
- Valve Type: Ball / Disk Check Valves, Severe Service Rated, Swing Check Valves
- Connection Description: Bolt Flange, Butt Weld, Socket Weld / Solder
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Supplier: KSB AG
Description: Design Swing check valve (SC) or piston check valve (PT) designed to ANSI/ASME. Forged steel A105 trim 8 (stellite/13% Cr). Pressure/temperature rating to ASME B16.34. Threaded ends (NPT ) to ASME B1.20.1. Socket weld ends (SW) to ASME B 16.11. Testing to API 598.
- Valve Size: 0.5905515 to 1.968505 inch
- Pressure Rating: 1,522.89585 psi
- Media Temperature: 32 to 1,500.8 F
- Number of Ports/Ways: 2
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Supplier: Hayward Flow Control
Description: YC Series y-check valves are offered in PVC and Corzan CPVC. O-rings are FPM standard but EPDM is available. All sizes are either socket, threaded or flanged body style. True union socket or threaded end connections are available. For spring-loaded y-check valves, see the
- Valve Size: 0.5 to 4 inch
- Pressure Rating: 150 psi
- Media Temperature: 70 F
- Number of Ports/Ways: 3
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Description: Description What is DIN Lift Check Valve The DIN lift check valve operates through the vertical movement of a disc or piston within the valve body. When fluid flows in the intended direction, the pressure of the fluid lifts the disc, allowing flow to pass
- Valve Type: Directional Valves
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Supplier: Sharpe Valves
Description: Class 800, ASTM A182/F316L, 316L body/bonnet, threaded or socket weld
- Valve Size: 1 inch
- Flow (Cv): 5.2
- Number of Ports/Ways: 2
- Features: Check Valves, Ground Water, Manual / Hand, Metal Seated
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Supplier: HydraForce, Inc.
Description: An in-line housed, pilot-operated, hydraulic check valve for use in high pressure blocking or load-holding circuits. OPERATION The HPCV16 allows flow from B to A, while normally blocking flow from A to B. Flow will be allowed from A to B when pressure is applied at X. This valve
- Media Temperature: -65 to 225 F
- Features: Check Valves, Pilot Valves
- Media: Hydraulic Fluid
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Supplier: Radwell International
Description: FORGED PISTON CHECK VALVE, 1975 PSI @ 100°F. FREE 2 YEAR RADWELL WARRANTY
- Features: Check Valves, Piston Valves
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Supplier: KSB AG
Description: Design Die-forged piston type lift valves as per API 602 (800/1500)/ASME B16.34 (2500). Bolted cover (800) or welded cover (1500/2500). Integral stellite hard-faced body seat, disc seating face 13% Cr steel/stellite hard-faced. Graphite gasket. Pressure/temperature ratings to ASME
- Valve Size: 0.5905515 to 1.968505 inch
- Pressure Rating: 6,367.15503 psi
- Media Temperature: 32 to 1,099.4 F
- Number of Ports/Ways: 2
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Supplier: Radwell International
Description: CHECK VALVE REPAIR KIT, MINIMUM PRESSURE, AND PISTON FOR REPAIRING MPV # 250016-618 ON ALL SERIES 16 AND LS-16 SERIES COMPRESSOR MODELS. FREE 2 YEAR RADWELL WARRANTY
- Features: Check Valves, Compressor Valves, Piston Valves
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Supplier: Clark Solutions
Description: "IF" Coil (UL recognized, file E164244) Voltage : 120 V Frequency : 60 Hz Power : 70 W Current : 0.98 A Seals: NBR Inlet/Outlet Connections: 1/8" NPT brass Flow: Dependent on piston size, see flow chart Model 1106- 6mm piston Model 1108- 8mm piston Model 1110- 10mm piston
- Maximum Discharge Flow: 0.1452946286 to 0.198129039 GPM
- Maximum Discharge Pressure: 116.03016 to 203.05278 psi
- Discharge Size: 0.3149608 inch
- Horsepower: 0.0469077134715987 to 0.0938154269431974 HP
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Supplier: Thomas An Ingersoll Rand Business
Description: Features & Benefits Oil-less, non-lube piston and cylinder Stainless steel valves Lightweight, die cast aluminum components Built-in check valve Hard-coated aluminum cylinder for maximum piston wear life Balanced for smooth, low vibration operation Range Technical
- Discharge / Operating Pressure: 120.1 psi
- Flow Capacity: 0.5 SCFM
- Horse Power: 0.0699595040919272 HP
- Gases Handled: Air / Plant Air
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Supplier: Chemac Inc./Uraca/Uhde HPT/Gather/BHDT
Description: valve (pulsation valve) PN 3200 with hydraulic actuator and electronic controller for use in low-density polyethylene plants Ball-type non-return valves, non-return valves with tearshaped cone or standard plate Safety valves, overflow valves Pressure gauge
- Media: Air, Gas, Water
- Features: Angle Valves, Butterfly Valves, Check Valves, Control Valves, Diaphragm Valves, Globe Valves, Piston Valves, Pressure Relief Valves
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Supplier: F.C. Kingston Inc.
Description: Kingston Horizontal Anti-Hammering Check Valve Model 200 Check Valve is precision machined with a spring-loaded 'dash-pot' piston. The dash-pot piston design reduces the hammering effect caused by exhaust pulsation found in piston-type air
- Features: Check Valves
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Supplier: Alfa Laval Inc.
Description: range Alfa Laval offers a comprehensive range of valves intended for various applications in the dairy, food and beverage, and personal care industries. Ball valves Butterfly valves Check valves Sampling valves Alfa Laval also has a comprehensive range of
- Valve Size: 0.87007921 to 3.93701 inch
- Number of Ports/Ways: 2 to 3
- Pressure Rating: 43.51131 to 145.0377 psi
- Media Temperature: 110 F
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Supplier: Eaton Hydraulics Group
Description: control piston design that minimizes friction Long bearing life Case to inlet check valve to reduce pressure spikes and protect the shaft seal Maximize power for a more efficient pump Low pump stand-by pressure (~150 psi) enables energy savings by reducing heat generation and
- Maximum Discharge Pressure: 3,625 to 5,076 psi
- Pump Type: Hydraulic Pumps, Piston / Plunger Pumps, Positive Displacement Pumps, Reciprocating Pumps
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Supplier: Radwell International
Description: MAINTENANCE KIT, BOOSTER REGULATOR KIT, FOR VBA SERIES, THESE KITS INCLUDE; PISTON SEAL, GOVERNOR ASSEMBLY, CHECK VALVE, GASKET, ROD SEAL, MOUNTING SCREWS, COVER C' ASSEMBLY AND GREASE PACK.. FREE 2 YEAR RADWELL WARRANTY
- Media: Air, Gas
- Features: Check Valves, Piston Valves, Regulator (general)
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Supplier: Cole-Parmer
Description: in movement of the piston back and forth within the piston cylinder and hence movement of the fluid. The check valves located in the piston and pump outlet prevent any reverse flow from occurring.|Required system components include: a variable-speed liquid or gas
- Maximum Discharge Flow: 0.0174353553 GPM
- Maximum Discharge Pressure: 130 psi
- Power Source: AC Powered
- Pump Type: Metering Pumps
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Supplier: Western Integrated Technologies
Description: adjustments Optional case-to-inlet check valve to extend shaft seal life Easy to service
- Maximum Discharge Pressure: 4,061.0556 psi
- Power Source: None, Pump Only
- Pump Type: Piston / Plunger Pumps, Positive Displacement Pumps, Reciprocating Pumps
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Supplier: Cole-Parmer
Description: the whole pump—from the dual pump heads allowing for very accurate flow rates and low pulsation to the readily accessible check valves, pistons and seals making for fast and easy maintenance. Pump features a servo motor, LCD keypad, and RS-232 interface. Standard configuration
- Maximum Discharge Flow: 0.0660430125 GPM
- Maximum Discharge Pressure: 9,000 psi
- Power Source: AC Powered
- Pump Type: Piston / Plunger Pumps
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Supplier: Cole-Parmer
Description: the whole pump—from the dual pump heads allowing for very accurate flow rates and low pulsation to the readily accessible check valves, pistons and seals making for fast and easy maintenance. Pump features a servo motor, LCD keypad, and RS-232 interface. Standard configuration
- Maximum Discharge Flow: 0.0660430125 GPM
- Maximum Discharge Pressure: 9,000 psi
- Power Source: AC Powered
- Pump Type: Piston / Plunger Pumps
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Supplier: Bijur Delimon International
Description: Individual divider valves have a discharge piston and built-in outlet check valves. Blocks are offered in six output sizes. The discharge capacity of a block is determined by varying the piston diameter in the valve block.
- Supply Ports: 1
- Outlet Ports: 6 to 20
- Maximum Pressure: 3,000 psi
- Temperature Range: 350 F
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DFT’s PDC® check valve: Designed specifically for reciprocating compressors. The PDC® has a pulse-damping chamber to maintain the disc (read more)
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GLC® and PDC® Check Valves are not susceptible to the failures experienced with swing checks or piston checks due to the slamming of the disc (read more)
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Parker’s CK1 check valves provide safe and effective backflow prevention for a variety of refrigeration applications. The gravity closing feature makes these valves ideal for systems that use a VFD or compressor unloading feature to reduce capacity as they can tolerate load (read more)
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current gas precharge pressure of an accumulator and also incorporate a gauge and check valve in the charging connection, and a manual bleed valve with a T-handle. Operating and installation instructions are included with each charging kit. The FPK250 kit also has Adapters for different connections. (read more)
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oil passes through the extension check valve and fills the rod end of the shock tube. The remainder of the oil volume displaced by the piston rod compresses the foam accumulator. Upon extension of the rate control, the extension check ball seats. As the piston head moves, oil is forced (read more)
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). These units allow maintenance personnel to check the current gas precharge pressure of an accumulator and also incorporate a gauge and check valve in the charging connection, and a manual bleed valve with a T-handle. Operating and installation (read more)
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Flow Indicators are designed for continuous monitoring or intermittent use commissioning and servicing hydraulic systems up to 6000 psi (420 bar). The large clear 2-1/2″ (63 mm) diameter dial ensures that quick checks can be made to determine pump performance and setting of flow (read more)
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Detailed in a newly released technical catalogue, the range combines air and hydraulic starters, flywheel turning mechanisms, air shut-off valves and ATEX compliant alternators into a coordinated solution designed for use across sectors (read more)
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Proceedings of the Third NRC/ASME Symposium on Valve and Pump Testing. Volume 2, Session 3A--Session 4B
Acoustic Emission Testing of Piston Check Valves , Diane L. Stewart, Texas Utilities, Comanche Peak SES .............................................................
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Noise Identification and Reduction in Multiple-Piston Hydraulic Pump
This is due to the assumption in the lump parameter model that all piston check valve flows enter the ring shape high-pressure gallery at one common point.
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DOE fundamentals handbook: Mechanical science. Volume 2
Piston Check Valves ......................................
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MC305 Aconcagua SCSSV Control Hydraulics Problems Uncommanded and SCSSV Closure Problems
This is attributed to a leak of control fluid by the piston check valve , which activates the SCSSV fail-safe mechanism.
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Efforts by the nuclear industry to evaluate check valve failures
It appears that the use of lift/ piston check valves in raw water systems increases the probability that binding will occur, since even small particles can jam or stick in the area between the disc and body and prevent movement.
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Non-linear parametric modelling of a high-speed rail hydraulic yaw damper with series clearance and stiffness
… in the hor- izontal position as depicted in Fig. 1, consists of an outer tube (1), a bottom check valve (2), an inner tube (3), a piston-and-rod assembly (4) in which a pis- ton check valve (5) is integrated, a …
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http://dspace.mit.edu/bitstream/handle/1721.1/92135/896160221-MIT.pdf?sequence=2
Unsuccessful Sliding Piston Check Valve Gas Bearing . . . . . .