Products & Services
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Supplier: ValvTechnologies, Inc.
Description: ValvTechnologies is an exclusive distributor of in-line check valves for nuclear applications and licensed manufacturer of ASME III and safety-related check valves. Designed to prevent "water hammer", the spring-assisted, in-line design featured in all DFT® check
- Agency / Standard: ANSI, ASME
- Media Description: Water, Other
- Valve Size: 0.2500 to 24 inch
- Valve Type: Ball / Disk Check Valves
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Supplier: ValvTechnologies, Inc.
Description: China, India and Brazil on slurry pipeline pump stations. The AbrasoCheck® slurry check valve will operate on pump shutdown and start-up. The purpose of the double acting pneumatic cylinder is to assist the disc into the closed position and to hold the disc in that
- Connection: Bolt Flange
- Material of Construction: Stainless Steel, Steel
- Media Description: Other
- Valve Type: Swing Check Valves
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Supplier: U.S. Plastic Corporation
Description: Hayward PVC swing check valves have up to twice the temperature/pressure rating of other plastic swing check valves, and can replace metal valves in many applications. Compare the temperature/pressure rating of Hayward Swing Check Valves to others and
- Valve Type: Swing Check Valves
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Supplier: Schutte & Koerting
Description: , compressor kick-back, and suction check. Advantages Designed for minimum pressure drop and easy maintenance. Check Valves are designed to permit full access to internal components without removal from the pipeline. This can reduce maintenance and inspection costs
- Agency / Standard: ANSI, API, ASME
- Material of Construction: Steel
- Media Description: Steam
- Media Temperature: 150 to 900 F
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Supplier: DFT Inc.
Description: , retaining ring and seat. It can be combined with pipe fittings such as reducing couplings, drain elbows, etc. to form a complete check valve unit ideally suited for a broad range of pipeline applications or incorporated into machinery for OEM applications. The metal-to-metal
- 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
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Supplier: Spirax-Sarco
Description: The LCV3, LCV4, LCV6 and LCV7 lift check valves are designed in accordance with EN 12516 and ASME B16.34 to prevent reverse flow in the installations. The design of these valves allows them to be easily serviced without removing the valve from the pipeline.
- Material of Construction: Steel
- Media Description: Water
- Media Temperature: 14 to 752 F
- Pressure Rating: 741 psi
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Supplier: Spirax-Sarco
Description: The LCV3, LCV4, LCV6 and LCV7 lift check valves are designed in accordance with EN 12516 and ASME B16.34 to prevent reverse flow in the installations. The design of these valves allows them to be easily serviced without removing the valve from the pipeline.
- Material of Construction: Stainless Steel
- Media Description: Water
- Media Temperature: 14 to 752 F
- Pressure Rating: 719 psi
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Supplier: Spirax-Sarco
Description: The LCV3, LCV4, LCV6 and LCV7 lift check valves are designed in accordance with EN 12516 and ASME B16.34 to prevent reverse flow in the installations. The design of these valves allows them to be easily serviced without removing the valve from the pipeline.
- Material of Construction: Cast Iron
- Media Description: Water
- Media Temperature: 14 to 572 F
- Pressure Rating: 232 psi
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Supplier: Spirax-Sarco
Description: The LCV3, LCV4, LCV6 and LCV7 lift check valves are designed in accordance with EN 12516 and ASME B16.34 to prevent reverse flow in the installations. The design of these valves allows them to be easily serviced without removing the valve from the pipeline.
- Connection: Threaded, Bolt Flange
- Material of Construction: Cast Iron
- Media Description: Water
- Media Temperature: 14 to 572 F
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Description: Description The axial nozzle check valve is the preferred solution for preventing return flow or shocks on critical process equipment. Typically used on rotating devices and systems where low-pressure loss, stable operation, and smooth dynamic behavior are essential. bronze no slam
- Valve Type: Check Valves
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Supplier: Waterman Industries, Inc.
Description: Cast Iron Body 150 PSI Service Shock Resistant Epoxy Coated for Corrosion Resistance Available in 4", 6", 8", 10" and 12" sizes The Waterman PC-150 Split Disc Check Valve is rated for working pressures to 150 psi
- Valve Type: Check Valves
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Supplier: Crane Fluid Systems
Description: Features & Benefits Cast Steel, bolted cap and flanged Swing check valves prevent reversal of flow through the pipeline Can be installed in horizontal or vertical, upward flow piping Offer low resistance to flow and are particularly suited to low velocity service Seat ring is
- Material of Construction: Steel
- Media Description: Water
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Supplier: Crane Fluid Systems
Description: Features & Benefits Cast Steel, bolted cap and flanged Swing check valves prevent reversal of flow through the pipeline Can be installed in horizontal or vertical, upward flow piping Offer low resistance to flow and are particularly suited to low velocity service Seat ring is
- Material of Construction: Steel
- Media Description: Water
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Supplier: DeZURIK, Inc.
Description: from slam. Because the pipeline media flows through the Surge Check Valve, it should be used in applications containing clean media. The Surge Check Valve is a normally open valve so that air passes through unrestricted. When water rushes into the Surge
- Valve Type: Check Valves
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Supplier: DeZURIK, Inc.
Description: Manufactured on the same principle as the revolutionary all-rubber Tideflex® Check Valve, the Series 2633 is a simple inline check valve for threaded end pipelines. Simple in design, the Series 2633 consists of a body, two endcaps and the working element - the
- Material of Construction: Stainless Steel
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Supplier: Waterman Industries, Inc.
Description: steel spring. 4" inspection port. Model D-3/4 automatic low pressure drain valve with C\v" hose fitting included. Integral low volume flow dam with sump. Unrestricted flow (disc is raised above nominal pipeline diameter). Notes Model CPC-30B may be mounted in tandem for
- Valve Type: Check Valves
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Supplier: Triangle Fluid Controls Ltd.
Description: , retaining ring and seat. It can be combined with pipe fittings such as reducing couplings, drain elbows, etc. to form a complete check valve unit ideally suited for a broad range of pipeline applications or incorporated into machinery for OEM applications. The metal-to-metal
- Valve Type: Check Valves
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Supplier: Waterman Industries, Inc.
Description: quick closure of each disc half. The springs are retained in position with a stainless steel rod. Simplicity of design allows the valve to be placed easily in pipelines and allows for quick replacement of parts when required. The PC-150 Check Valve will provide for long
- Valve Type: Check Valves
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Description: Description The axial nozzle check valve is the preferred solution for preventing return flow or shocks on critical process equipment. Typically used on rotating devices and systems where low-pressure loss, stable operation, and smooth dynamic behavior are essential. bronze no slam
- Valve Type: Check Valves, Directional Valves
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Supplier: DeZURIK, Inc.
Description: The SmartCHECK Pump Control Valve with integrated swing check and electric motor operator combines the functionality of a full-featured pump control valve with the best features of APCO’s CVS-6000 swing check valve. It is the valve you need when you
- Valve Type: Check Valves, Control Valves
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Supplier: Asahi/America, Inc.
Description: Swing check valves have a solid thermoplastic body with a large "flapper" that seats against the body of the valve. Swing check valves offer a large fluid area with a removable bonnet that allows for the valve body to be cleaned out without removing the
- Valve Size: 0.7500 to 8 inch
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Description: Description ACV300 No-Slamming hydraulic check valve is a kind of slow-closing check valve which consists of the main valve, check valve, needle valve, ball valve, microform filter, and pressure gauge. Using hydraulic automatic
- Valve Type: Directional Valves, Float Valves, Pressure Relief Valves
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Supplier: Watts
Description: Designed to control pipeline surges caused by flow reversal by slowly opening and closing at separate adjustable rates.
- Material of Construction: Ductile Iron
- Valve Size: 6 to 16 inch
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Supplier: Watts
Description: Designed to control pipeline surges caused by flow reversal by slowly opening and closing at separate adjustable rates.
- Material of Construction: Stainless Steel
- Valve Size: 6 to 16 inch
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Supplier: Watts
Description: Designed to control pipeline surges caused by flow reversal by slowly opening and closing at separate adjustable rates.
- Material of Construction: Stainless Steel
- Valve Size: 4 inch
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Supplier: Watts
Description: Designed to control pipeline surges caused by flow reversal by slowly opening and closing at separate adjustable rates.
- Material of Construction: Ductile Iron
- Valve Size: 1.25 to 4 inch
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Description: ISO 14313:2007 specifies requirements and provides recommendations for the design, manufacturing, testing and documentation of ball, check, gate and plug valves for application in pipeline systems meeting the requirements of ISO 13623 for the petroleum and natural gas
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Description: ISO 14723:2009 specifies requirements and gives recommendations for the design, manufacturing, testing and documentation of ball, check, gate and plug valves for subsea application in offshore pipeline systems meeting the requirements of ISO 13623 for the petroleum and natural
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Supplier: CSA Group
Description: ISO 14313:2007 specifies requirements and provides recommendations for the design, manufacturing, testing and documentation of ball, check, gate and plug valves for application in pipeline systems meeting the requirements of ISO 13623 for the petroleum and natural gas
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Supplier: CSA Group
Description: ISO 14723:2009 specifies requirements and gives recommendations for the design, manufacturing, testing and documentation of ball, check, gate and plug valves for subsea application in offshore pipeline systems meeting the requirements of ISO 13623 for the petroleum and natural
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Supplier: APV, An SPX Brand
Description: Standard version The VPN valve is a 3A certified non-return valve which is used when backflow of the product in pipelines must be avoided. The valve which only consists of a few parts, is a cost-effective alternative to the DELTA RUF valve.
- Valve Type: Check Valves
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Supplier: APV, An SPX Brand
Description: when backflow of the product in pipelines must be avoided. Advantages Profile seals that eliminate gaps and ease ordering of spares due to ID-numbering Easy to maintain - the inter-flange design means that the valve can easily be removed from the line Flexible design - the valve
- Pressure Rating: 145 psi
- Valve Size: 1 to 4 inch
- Valve Type: Check Valves
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Description: and reducing maintenance requirements. Key Features of DIN Angle Globe Valve Angle globe valve, its outlet is 90 degrees right angle, suitable for installation in the corner of the pipeline system, so as to save 90 degrees elbow, save material and space, and also easy
- Valve Type: Directional Valves, Globe Valves
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Supplier: RS Components, Ltd.
Description: one direction only, indicated by arrow on valve body. Installation in vertical, horizontal or oblique pipelines. Snap-in, spring loaded non- return valve, WRC approved. Low pressure drop, prevents water hammer. Full flow area equal to nominal size Type = Single Connection = 3/4
- Connection: Threaded
- Material of Construction: Brass / Bronze
- Pressure Rating: 232 psi
- Valve Size: 0.7500 inch
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Supplier: RS Components, Ltd.
Description: one direction only, indicated by arrow on valve body. Installation in vertical, horizontal or oblique pipelines. Snap-in, spring loaded non- return valve, WRC approved. Low pressure drop, prevents water hammer. Full flow area equal to nominal size Type = Single Connection = 1 in
- Connection: Threaded
- Material of Construction: Brass / Bronze
- Pressure Rating: 232 psi
- Valve Size: 1 inch
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Supplier: RS Components, Ltd.
Description: one direction only, indicated by arrow on valve body. Installation in vertical, horizontal or oblique pipelines. Snap-in, spring loaded non- return valve, WRC approved. Low pressure drop, prevents water hammer. Full flow area equal to nominal size Type = Single Connection =
- Connection: Threaded
- Material of Construction: Brass / Bronze
- Pressure Rating: 232 psi
- Valve Size: 1.5 inch
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Supplier: RS Components, Ltd.
Description: one direction only, indicated by arrow on valve body. Installation in vertical, horizontal or oblique pipelines. Snap-in, spring loaded non- return valve, WRC approved. Low pressure drop, prevents water hammer. Full flow area equal to nominal size Type = Single Connection =
- Connection: Threaded
- Material of Construction: Brass / Bronze
- Pressure Rating: 232 psi
- Valve Size: 1.25 inch
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Supplier: McWane Plant and Industrial
Description: Features & Benefits Riser Valve Spec SheetRiser Valve Stem Thread Options Guide OVERFLOW RISER VALVES provide regulation and shut-off of flow from pipelines to furrows or checks. The durable cast iron design is engineered for years of dependable use. A variety of
- Valve Type: Other
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Supplier: Vaisala
Description: independent of oil type, age and temperature - indicates margin to oil saturation • In-line process checking through ball valve, no need to drain the oil • Rugged and reliable construction • Multi-probe operation; dewpoint and CO2 probes can also be connected
- Application: Moisture in Fuels / Liquids
- Display: Digital Readouts
- Electrical Outputs: Analog Voltage
- Form Factor: Meter / Indicator
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Supplier: ThermOmegaTech®
Description: CircuitSolver® Union (CSU) A union with optional check valve built into the body of the CircuitSolver® reduces the number of components to be installed and minimizes potential leak points. The stainless steel union features an integrated o-ring for a hand-tightened, leak-free seal
- Actuation: Thermally Actuated
- Flow (Cv): 1.3 to 3.3
- Media: Water, Hot Water, Cold Water, Potable Water
- Media Temperature: 250 F
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Supplier: Flomatic Valves
Description: SEWAIR-MAXI® - Cast iron body, 303 stainless steel trim. Threaded female x female connections. NITRILE (Buna-N) seat. Large orifice–equals inlet size vents on filling. Eliminates vacuum in waste water pipeline under pressure loss. Inlet Pressure MIN: 20 PSI* Inlet Pressure MAX: 150 PSI* For
- Operating / Bake-out Temperature: 150 F
- Port Size / OD: 2 to 6 inch
- Vacuum / Pressure Range: Other
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Description: /bonnet extensions. Requirements for check valves for cryogenic service, which may not require body/bonnet extensions, are also covered. This Standard Practice applies to cryogenic gate, globe, butterfly, ball, and check valves, and may be used in conjunction with other
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Description: Ductile Iron Swing Check Valves This Standard Practice establishes requirements for ductile iron swing check valves with flanged, threaded, mechanical-joint, and push-on ends for general purpose. This Standard Practice covers check valves for installation in
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Supplier: CSA Group
Description: covers steel valves primarily intended for use in oil or gas pipeline systems. The following types of valves are covered: a) gate valves; b) plug valves; c) ball valves; and d) check valves. 1.2 Size, nominal pressure class, and category 1.2.1
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Supplier: UL Standards & Engagement
Description: , and 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
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Supplier: UL Standards & Engagement
Description: , and 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
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Supplier: CSA Group
Description: covers steel valves primarily intended for use in oil or gas pipeline systems. The following types of valves are covered: a) gate valves; b) plug valves; c) ball valves; and d) check valves. 1.2 Size, nominal pressure class, and category 1.2.1
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Description: The MSG TURBO-AIR Series was built on a standard frame, featuring a wide arrangement of air flow components, designed for easy, low-cost installation and operation. The MSG TURBO-AIR Series was designed with a built-in aftercooler that eliminates the need for a separate pipeline type cooler,
- Compressor Technology: Centrifugal
- Discharge / Operating Pressure: 50 to 150 psi
- Features: Multistage Compressor, 3 Stage, Integral Cooler
- Flow Capacity: 505 to 8000 SCFM
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Supplier: ASTM International
Description: capacity, friction losses, flow velocity, outlets, check valves, pressure-relief valves, and air-release and vacuum-relief valves. The procedures for trench and joints preparation, thrust block construction, line charging, and backfilling are also detailed thoroughly.
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Supplier: Shenzhen Dechengwang Technology Co., Ltd
Description: Our PTFE Balls are ideal for commercial applications that need a neutral, corrosion-resistant sphere with the cleanliness, relative density, and excellent thermal stability spectrum that only PTFE can give. Ball valves control the flow of fluid and pressure within a pipeline, but their
- Features: Corrosion Resistant
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Featured Products Top
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A pump station with the best design will maximize efficiency, minimize operating costs, and protect the pumping system and pipeline from damage caused by check valve slam and surges. DeZURIK delivers effective solutions to the water treatment, wastewater treatment and underground water distribution industries. For more information visit DeZURIK.com. (read more)
Browse Check Valves Datasheets for DeZURIK, Inc. -
APCO SmartCHECK Pump Control Valves are ideal for applications including raw sewage, wastewater, raw water, clean water or any fluid pumped through a pipeline. Manufactured by DeZURIK, SmartCHECK is a single valve that combines the functionality of a full-featured electric motor operated pump (read more)
Browse Check Valves Datasheets for DeZURIK, Inc. -
Tideflex® Effluent Diffuser Nozzles are used to prevent intrusion of unwanted sand, sediment, saltwater and marine growth into effluent outfall pipelines. The valves feature a non-mechanical, all-elastomer construction that will not corrode and remains unaffected by marine growth (read more)
Browse Check Valves Datasheets for DeZURIK, Inc. -
Effective and reliable natural gas transmission requires a complex network of interconnected metering and compressor stations, processing plants, storage facilities, pipelines, valves, and other equipment. These systems rely on many types of (read more)
Browse Check Valves Datasheets for DFT Inc. -
pipe fittings such as reducing couplings, drain elbows, etc. to form a complete check valve unit ideally suited for a broad range of pipeline applications or incorporated into machinery for OEM applications. The metal-to-metal sealing area of the Basic Check valve’s disc and seat is (read more)
Browse Check Valves Datasheets for DFT Inc. -
professional recommendations for coping with water hammer About DFT Inc. DFT Inc. manufactures world-class, problem-solving, in-line, axial flow, nozzle style silent check valves, and severe service control valves. We provide cost (read more)
Browse Check Valves Datasheets for DFT Inc. -
malfunctioning valves, connectors, or seals may compromise pipeline integrity if left undetected for too long. Even small, undetectable leaks may eventually develop over time and become fatal if left untreated in time. External Damage - Physical damage from (read more)
Browse Plugs, Stoppers, and Inserts Datasheets for Petersen Products Co. -
to the nature of the contents. Pipeline tapping procedure is typically done for the following reasons: Adding new branch lines. Install flow meters, valves, or other components. Making system modifications or repairs (read more)
Browse Plugs, Stoppers, and Inserts Datasheets for Petersen Products Co. -
What Are the Best American Made Pipeline Tools? LOWELL CORPORATION (read more)
Browse Hand Tools Datasheets for Lowell Corporation -
multi-stage trim-turbine, designed to fit perfectly into the valve’s body and to maximize energy recovery. LOCPOWER's design allows smart utilities and industries to control pipeline flow and pressure, offering energy harvesting features without sacrificing safety. With LOCPOWER, flow (read more)
Browse Control Valves Datasheets for Bonomi North America, Inc.
Conduct Research Top
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Proper Check Valve Selection Will Reduce Maintenance and Roping in Wastewater Pumping Systems
Choosing the appropriate check valve for wastewater applications isn't as simple as it used to be, as the amount and type of modern trash going through wastewater pipelines is steadily increasing and changing. Today's increased use of cleaning towels and wipes made from fabrics and plastic resins
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Normally Closed Check Valve Beats Gravity in Vertical Pipeline
Encapsulated spring eliminates contamination
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Encapsulated Spring Eliminates Contamination
Normally-closed check valve is effective in vertical pipeline applications where ball checks fail to seal.
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The Effects of Water Hammer
of a check valve model for the appropriate application.
More Information Top
Indicates content that may require registration and/or purchase.
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States > Colorado > State > Proposed Regulations > 2011 Documents > February 25‚ 2011 > [2011 CO Proposed co-20110225-0102-0009688] 8 CCR 1203-8 - Rules ...
The purpose of these proposed rule amendments is to repeal Section 7, Laboratory Test Criteria; eliminate references to criteria in Section 7; repeal requirements for testing of all models of pipeline check valves and chemical injection line check valves by the Colorado …
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States > South Dakota > State > Regulations > Title 74 - Department of Environment and Natural Resources > [SDAR 74:2] 02 - Water Rights
Irrigation pipeline check valve .
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States > Colorado > State > Regulations > 8 CCR > 1200 - Department of Agriculture > 1203 - Plant Industry Division > [CoCR 1203-8] 008 - Rules and Regulations...
Pipeline check valve " means a backflow prevention pipeline check valve.
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States > Nebraska > State > Regulations > Environmental Quality‚ Department of > [195 NE AC] 195 - Chemigation Regulations
Is equipped with an irrigation pipeline check valve , and .
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Design Challenges of a 48-inch Pipeline Subsea Manifold
The manifold contains the world’s largest subsea gas pipeline check valve , which weighs over 30 tons.
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States > Nebraska > State > Regulations > Environmental Quality‚ Department of > [130 NE AC] 130 - Livestock Waste Control
004 The irrigation distribution system mechanical devices shall consist of an irrigation pipeline check valve , vacuum relief valve, inspection port and low pressure drain.
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Pipeline Pressure Gauge Location On Modern Anesthesia Machines
The pipeline pressure gauge will still read zero, confirming that the pipeline pressure gauge is, indeed, located upstream of the pipeline check valve .
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Anesthesia systems. Part 1: Operating principles of fundamental components
The following numbered components are discussed in the text: (1) yoke check valve; (2) pipeline check valve ; (3) oxygen flush button; (4) oxygen failure protection device; (5) pneumatic/ electric microswitch; (6) minimum flow resistor; (7)flow control valve; (8)flow tubes; (9 …
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Chapter 19. Chemigation
The irrigation- pipeline check valve should be repaired or replaced if leakage is found.
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States > Oregon > State > Regulations > Chapter 690 - Water Resources Department > [OAR 690-215] 215 - Maintenance‚ Repair and Deepening of Water Supply ...
(i) Be located on top of the pipeline between the irrigation pump and the irrigation pipeline check valve , directly overhead of the low-pressure drain; .