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Supplier: Flomatic Valves
Description: CONSTANT PRESSURE PUMP CONTROL VALVE Reduces rapid pump cycle with field adjustable by-pass and maintains a pre-set operating downstream pressure. Ideal for irrigation, water wells and agriculture applications. Factory set at 50 PSI For reference use only. Please check
- Valve Size: 1.5 to 2 inch
- Pressure Rating: 250 psi
- Media Temperature: 180 F
- Valve Type: Control Valves
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Supplier: Oil-Rite Corp.
Description: Pressure Compensated Adjustable Constant Flow Control Valves feature an adjustable flow rate that stays constant through changes in pressure. Mechanisms within the valve utilize fewer fluid openings when pressure elevates and more fluid openings when
- Pressure Rating: 15 psi
- Valve Type: Control Valves
- Features: Threaded
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Supplier: Armstrong International
Description: The GP-2000R is a high-performance externally piloted throttling back-pressure valve for large capacity applications. Typical applications would include systems using flash steam for low-pressure heating or processes. The GP-2000R valve will function to maintain a
- Valve Size: 0.5 to 6 inch
- Pressure Rating: 200 psi
- Controlled Pressure Range: 3 to 200 psi
- Number of Ports/Ways: 2
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Industrial Valves - Pressure Compensated Adjustable Constant Flow Control Valve, T-Handle -- B2222-1Supplier: Oil-Rite Corp.
Description: Pressure Compensated Adjustable Constant Flow Control Valves feature an adjustable flow rate that stays constant through changes in pressure. Mechanisms within the valve utilize fewer fluid openings when pressure elevates and more fluid openings when
- Pressure Rating: 15 psi
- Valve Type: Control Valves
- Features: Threaded
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Supplier: Taco Comfort Solutions
Description: temperature applications Protects boiler against flue gas condensation Features: Operates Off Constant Power or Relay End Switch Ball Valve Design, High Cv Manual Operation Button Solid-State Microprocessor Design Easy, One-Hand Actuator Removal Multi-Status LED Indicator Light
- Valve Type: Mixing Valves
- Media: Water
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Description: Description The model ZZVP pressure regulating valves is a nitrogen sealing device is composed of the control valve, actuator, pressure spring, pilot, pulse pipe and other parts. It is mainly used for maintaining the pressure of the gas (generally nitrogen) at the
- Valve Type: Directional Valves, Pilot Valves
- Media: Gas, Steam
- Features: Regulators
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Supplier: HAWE North America Inc.
Description: The task of pressure reducing valves in a hydraulic circuit is to maintain arather constant outlet pressure despite a higher and changing inlet pressure. They are used when an hydraulic circuit with a higher pressure level(primary side) is to supply another
- Pressure Rating: 1,885.4901 to 7,251.885 psi
- Number of Ports/Ways: 2
- Valve Type: Control Valves
- Media: Hydraulic Fluid
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Supplier: Radwell International
Description: PRESSURE REDUCING PVDF VALVE, SET RANGE 0,5 UP TO 9 BAR, EPDM DIAPHRAGM WITH PTFE COATING, CONSTANT, LOW VIBRATION CONTROL BEHAVIOUR. FREE 2 YEAR RADWELL WARRANTY
- Valve Type: Control Valves, Diaphragm Valves
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Description: Walchem diaphragm back pressure valves are used to enhance the performance of chemical feed pumps and systems by providing a constant discharge head pressure. These valves also function as an antisyphon valve. The diaphragm is held against the seat by the
- Valve Size: 0.5 inch
- Pressure Rating: 150 psi
- Controlled Pressure Range: 0 to 150 psi
- Number of Ports/Ways: 2
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Supplier: Victaulic Co. of America
Description: Reduces higher upstream (inlet) pressure to lower constant downstream (outlet) pressure, regardless of fluctuating demand or varying upstream pressure Sizes from 1 ½ – 8” | DN40 – DN200 Pressure up to 400 psi | 2758 kPa | 41 bar
- Valve Size: 1.5 to 8 inch
- Pressure Rating: 400 psi
- Port Size: 1.5 to 8 inch
- Primary Material: Ductile Iron, Stainless Steel
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Supplier: HAWE North America Inc.
Description: The task of pressure reducing valves in a hydraulic circuit is to maintain a rather constant outlet pressure despite a higher and changing inlet pressure. They are used when an hydraulic circuit with a higher pressure level (primary side) is to supply
- Pressure Rating: 4,351.131 psi
- Valve Type: Control Valves
- Media: Hydraulic Fluid
- Features: Pressure Reducing Regulators, Regulators
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Supplier: Chemac Inc./Uraca/Uhde HPT/Gather/BHDT
Description: Pneumatically Actuated Pressure Maintaining Valve Holds the discharge pressure constant, independent of the counter pressure. Recommended for multi-consumer operation. No pressure loss in case of switching to additional consumers thus increasing § Safety of
- Media: Air, Gas, Water
- Features: Pressure Relief Valves
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Supplier: Asahi/America, Inc.
Description: Control flow rate AVCFV is not for pressure control but for flow rate control. Use of AVCFV makes the plumbing design easier than use of pressure regulating valve since it is unnecessary to worry about the pressure fluctuation by the influence of the pipe length and back
- Features: Other
- Primary Material: PTFE - Teflon®
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Description: Description General high-pressure control valves use labyrinth trim to prevents the damaging effects of noise and erosion typically associated with severe service applications, as high-pressure drop conditions and the potential for fluid to develop high velocities when passing
- Valve Type: Control Valves, Directional Valves, Globe Valves
- Media: Steam
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Supplier: Watson McDaniel Company
Description: The 3040 Series Back Pressure Valves relieve upstream pressure in a variety of processes. Automatically maintains desired maximum pressure in a vessel or system by relieving excess pressure into lower pressure return line or to atmosphere. Ideally suited for
- Valve Size: 2 inch
- Controlled Pressure Range: 40 to 125 psi
- Number of Ports/Ways: 2
- Media Temperature: 200 F
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Supplier: Victaulic Co. of America
Description: Bermad Model BC-820-PP-P | Victaulic Series 982-PP – For High Pressure up to 600 psi | 4137 kPa | 41 bar Bermad Model BC-720-PD-P | Victaulic Series 972-PD – For Standard Pressure up to 400 psi | 2758 kPa | 41 bar Reduces higher upstream (inlet) pressure to lower constant
- Valve Size: 1.5 to 8 inch
- Pressure Rating: 400 to 600 psi
- Port Size: 1.5 to 8 inch
- Primary Material: Ductile Iron, Stainless Steel
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Supplier: Watts
Description: Model 6115-JM Pressure Reducing Control Valve is designed to reduce a higher, fluctuating inlet pressure to a constant, lower, outlet pressure.
- Features: Control Valves, Pressure Relief Valves
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Supplier: Zurn Industries LLC
Description: Water pressure control valve ZW209 provides steady downstream pressure and allows high flow rates. Standard features ease maintenance and repair, delivering the lowest total cost of ownership. This water pressure valve is an ideal choice when you need to open or
- Valve Type: Control Valves
- Media: Water
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Supplier: Watson McDaniel Company
Description: pressure pilot is to control the operation of the pressure regulating valve. A sensing line used to detect pressure connects the pressure pilot to the downstream side of the regulator. The pressure in the sensing line is directed under the diaphragm in the
- Valve Size: 1 inch
- Pressure Rating: 300 psi
- Port Size: 1 inch
- Controlled Pressure Range: 3 to 200 psi
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Supplier: Alfa Laval Inc.
Description: The Alfa Laval SB Pressure Exhaust Valve is a regulating valve that automatically reduces the working pressure in brewery, food, dairy and beverage process tanks as the pressure in the vessel increases. The valve is an integral part of SCANDI BREW® tank top
- Valve Size: 1.4960638 to 2.99606461 inch
- Pressure Rating: 7.251885 to 58.01508 psi
- Connection Description: Compression Fitting
- Features: Pressure Relief Valves
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Supplier: Asahi/America, Inc.
Description: Automatic flow control valve that can be manually set for different flow rates. The valve adapts to changing line pressure to maintain a steady flow rate in the downstream piping (see "Principles of Operation") without automation (neither electricity nor an air supply is
- Valve Size: 0.5 to 4 inch
- Media Temperature: 30 to 120 F
- Actuation: Manual / Hand
- Features: Other
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Supplier: Zurn Industries LLC
Description: of high inlet pressures to safe and stable outlet pressure is required. To view all options, see the Specification Sheet - ZW209 Features And Benefits 3" pressure reducing valve Holds downstream pressure to a constant value Pressure gauges, wye
- Media: Water
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Supplier: HAWE North America Inc.
Description: Pressure limiting valve (safety valve): Safeguarding the system against excessive pressure or for the limitation of working pressure. Sequence valves: Generates a constant pressure difference between inlet and outlet of the flow. Directly
- Pressure Rating: 5,076.3195 psi
- Media: Hydraulic Fluid
- Features: Manual / Hand, Pressure Relief Valves
- Primary Material: Steel
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Supplier: GF Piping Systems
Description: The Pressure Retaining Valve V586 from GF Piping Systems serve to keep the working or system-related pressures constant, to balance out pressure pulsation and to reduce pressure peaks in chemical process systems. If the inlet pressure rises above the
- Valve Size: 0.375 to 2 inch
- Pressure Rating: 150 psi
- Port Size: 0.375 to 2 inch
- Controlled Pressure Range: 4 to 130 psi
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Supplier: Watts
Description: Designed to automatically reduce a fluctuating higher upstream pressure to a constant lower downstream pressure regardless of varying flow rates.
- Valve Size: 1.25 to 16 inch
- Features: Control Valves, Pressure Relief Valves
- Primary Material: Ductile Iron
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Supplier: Oil-Rite Corp.
Description: Pressure Compensated Adjustable Constant Flow Control Valves with Sight Chambers feature an adjustable flow rate that stays constant through changes in pressure. There is a large vented sight chamber to view the liquid stream. Mechanisms within the valve
- Pressure Rating: 15 psi
- Valve Type: Control Valves
- Features: Threaded
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Supplier: Oil-Rite Corp.
Description: Pressure Compensated Adjustable Constant Flow Control Valves with Sight Chambers feature an adjustable flow rate that stays constant through changes in pressure. There is a large vented sight chamber to view the liquid stream. Mechanisms within the valve
- Pressure Rating: 15 psi
- Valve Type: Control Valves
- Features: Threaded
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Supplier: Lee Co. (The)
Description: This miniature, pressure-compensating flow control valve is 0.281 inches in diameter and 1.51 inches in length. Ideal for high pressures, this valve provides a constant flow rate over a wide range of pressure differentials. Regulated flow rates are available
- Valve Size: 0.281 inch
- Pressure Rating: 5,000 psi
- Valve Type: Metering Valves
- Features: Other
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Supplier: Lee Co. (The)
Description: This miniature, pressure-compensating flow control valve is 0.500 inches in diameter and 2 inches in length. Ideal for high pressures, this valve provides a constant flow rate over a wide range of pressure differentials. Regulated flow rates are available
- Valve Size: 0.5 inch
- Pressure Rating: 5,000 psi
- Valve Type: Metering Valves
- Features: Other
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Supplier: Lee Co. (The)
Description: This miniature, pressure-compensating flow control valve is 0.250 inches in diameter and 1.38 inches in length. Ideal for high pressures, this valve provides a constant flow rate over a wide range of pressure differentials. Regulated flow rates are available
- Valve Size: 0.25 inch
- Pressure Rating: 5,000 psi
- Valve Type: Metering Valves
- Features: Other
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Supplier: ISC Sales, Inc.
Description: with extreme pressures, our pressure reducing valves maintain a uniform downstream pressure. Regardless of the problem, regardless of the application, our valves perform under pressure. Under normal pressure reducing conditions, the pilot senses the
- Features: Bolt Flange, ISO, Socket Weld / Solder, Threaded
- Valve Type: Control Valves
- Actuation: Pilot Operated
- Media: Water
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Supplier: Bell & Gossett, a xylem brand
Description: Calibrated automatic flow limiting valves with a precision machined ball type shutoff valve, and commissioning measurement ports. The valves are designed for flow limiting-style balancing of both HVAC cooling and heating circuits; the valves are not for use in potable
- Valve Size: 0.5 to 20 inch
- Primary Material: Brass / Bronze
- Valve Type: Control Valves
- Features: Other
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Supplier: Ames Fire & Waterworks
Description: Designed to automatically reduce a fluctuating higher upstream pressure to a constant lower downstream pressure regardless of varying flow rates.
- Valve Size: 1.25 to 16 inch
- Port Size: 1.25 to 16 inch
- Controlled Pressure Range: 30 to 300 psi
- Media: Cold Water, Hot Water, Potable Water, Water
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Supplier: ThermOmegaTech®
Description: fluid discharge. As the outlet temperature falls, the valve then modulates toward the closed position, reducing flow. This modulating action maintains a relatively constant fluid temperature. Benefits Rated for higher pressure systems Controls fluid return temperature Maintains
- Valve Size: 0.5 inch
- Pressure Rating: 1,000 psi
- Number of Ports/Ways: 2
- Media Temperature: 250 F
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Supplier: Ames Fire & Waterworks
Description: Designed to automatically reduce a fluctuating higher upstream pressure to a constant lower downstream pressure regardless of varying flow rates, and throttle to sustain a minimum upstream pressure.
- Valve Size: 1.25 to 16 inch
- Port Size: 1.25 to 16 inch
- Controlled Pressure Range: 30 to 300 psi
- Media: Cold Water, Hot Water, Potable Water, Water
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Featured Products Top
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thermoplastic valves for ultra-pure and corrosive liquids Features: Maintain constant flow with inlet pressure changes from 15 to 120 PSI (1 bar to 8 bar). Available in pipe sizes 1/4″, 3/8″, 1/2″, 3/4″, 1″, 1¼”, (read more)
Browse Industrial Valves Datasheets for Plast-O-Matic Valves, Inc. -
. Standard coil connector light indicates when valve is energized. Supersedes Series EASM, EASYM, EASMD & EASYMD. Mode of Operation: Normally closed (energize to open). No pressure differential required (read more)
Browse Solenoid Valves Datasheets for Plast-O-Matic Valves, Inc. -
inlet pressure exceeds the set value. It differs from an over-pressure relief valve in that the over-pressure valve is only intended to open when the contained pressure is excessive, and it is not required to keep upstream pressure constant. They differ from pressure reducing regulators in that the (read more)
Browse Pressure Regulators Datasheets for Shenzhen Jewellok Technology Co., Ltd. -
Reducing valve provides constant inlet pressure for booster pump During the water treatment/purification process at a small municipal (read more)
Browse Pressure Regulators Datasheets for Plast-O-Matic Valves, Inc. -
The Lee Company's new High Pressure 500 Flosert is the latest addition to Lee's line of miniature flow regulating valves. These valves are pressure compensated to provide a constant flow over a wide range of pressure differentials. This new valve is ideal for high pressure hydraulic (read more)
Browse Control Valves Datasheets for Lee Co. (The) -
Flow Regulators Lee Flosert® flow regulators are pressure compensated flow control valves that provide a constant flow over a wide range of differential pressures. They are available in two diameters (0 (read more)
Browse Control Valves Datasheets for Lee Co. (The) -
Maintains constant discharge temperatures Improves system efficiency Unaffected by pressure variations Conserves water Design Features Stainless steel body, fittings, spring, and plug Corrosion resistant - long service life (read more)
Browse Tempering Valves and Thermally Actuated Valves Datasheets for ThermOmegaTech® -
Reducing valve provides constant inlet pressure for booster pump As water flows through purification equipment, dropping pressure varies and must (read more)
Browse Pressure Regulators Datasheets for Plast-O-Matic Valves, Inc. -
Reliable Sealing Support for Ball Valves In ball valve systems, maintaining consistent sealing force under pressure, temperature variation, and wear is critical to prevent leakage and ensure long (read more)
Browse Compression Springs Datasheets for Zhejiang Lisheng Spring Co., Ltd. -
Plant engineers and skid system manufacturers are constantly searching for ways to make their systems more compact, lighter, more efficient and more economical. Our direct mount ASME/ANSI Class 150 wafer ball valves and valve packages meets these needs and more (read more)
Browse Ball Valves Datasheets for Bonomi North America, Inc.
Conduct Research Top
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Constant Flow Control Valves
Purpose of a flow control valve - imagine having an employee who would throttle a valve to maintain a constant rate of flow, regardless of changing pressure.
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Constant Pressure Pump Control Valves
Adequate and dependable water pressure is one of the simplest yet greatest luxuries of the modern-day household. Whether you're washing dishes, running a sprinkler system, getting the kids ready for the day, or finishing up a load of laundry, the benefits of consistent pressurized water are many
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Pressure Independent Control Valves
In HVAC plants, water distribution can be accomplished at constant. or variable fl ow. Each type of distribution system has advantages and. disadvantages. Today variable fl ow systems using electronic 2-way. control valves became generally accepted as the industry standard due. to their benefi ts
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Aerospace Case Study: AIRCRAFT PRESSURE RELIEF VALVES TESTED WITH ELECTRICALLY HEATED PRESSURE TANK
A heavy-guage pressure tank was designed and built so that the pressure would drop no more than 4 psi in one hour. The tank was equipped with a pressure gauge mounted on the top. The valve to be tested was installed at bottom of tank. To heat the vessel uniformly, accurately and constantly during
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Flomatic Valves Year In Review
media platforms and at tradeshows, we highlighted our exclusive line of Flo-Trol (R) automatic flow control valves. These valves are quite impressive. Flomatic's specific line of flow regulators, the Flo-Trol (R), is designed to give constant flow over a wide pressure range with no interruptions.
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Selecting Valves for Variable Flow Hydronic Systems (.pdf)
Valves, such as common globe, butterfly, and ball valves, that performed satisfactorily for constant flow or variable flow primary-secondary systems generally are not satisfactory for primary-only variable flow systems because of the great variations in differential pressures across modulating
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Traditional solenoid valves are simple to install but may not be the right solution for long term reliability or high flow applications
Replacing a solenoid valve with a DynaMatic electric ball valve...Why and how?. Solenoid valves are typically easy to install and are used in applications utilizing pressure, flow, temperature and level switches. They can also be controlled by PLC units that only output a single control signal
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Brushless DC Motors for Down Hole and Directional Drilling
The recovery of petroleum and natural gas requires constant innovation and improvement of technology. This technology used for deep drilling processes are exposed to extreme environmental conditions. Temperatures of 200+°C, high pressure and extreme shock and vibration. Brushless DC motor
More Information Top
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Oil hydraulic system
or it is represented by the setting path (related to the valve stroke s0) by constant valve pressure difference per driving edge (e.g., p = 8 bar) and by unbelastetemVerbraucher.
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Simulation of diesel fuel injection system based on different kinds of delivery valves
Constant Pressure Valve .
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Oil hydraulic system
the · crucial output quantity so that its dependence of the electrical voltage Ue as input signal xe or of the setting path is represented it (related to the valve stroke s0) by constant valve pressure difference per driving edge (e.g …
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https://dspace.lib.cranfield.ac.uk/bitstream/1826/6786/1/EMANUELE_BOZZOLANI_THESIS_2010.pdf
39 Figure 3-33 Output power for variable and constant valve pressure ..............................
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Modern Engine Technology from A to Z
Constant pressure valve (CPV).
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https://customer.honeywell.com/resources/techlit/TechLitDocuments/77-0000s/77-E1100.pdf
The constant pressure valve is suitable only when the load is constant.
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Object-oriented simulation research on components of inner fuel main pipe in aero-engine
As the critical components, the electrohydraulic servo valves, hydraulic lock, metering valve and constant pressure valve are respectively modeled in AMESim, and preferences and their effects on fuel flow were investigated.
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Renewable and Sustainable Energy II
There are some procedures to recycle associated gas including constant pressure valve recovering bushing gas, oil-gas mixture transporting etc.