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Supplier: HAWE North America Inc.
Description: Two stage valves are used for hydraulic systems fed by two stage pumps (low and high pressure). They unit the flow from both pumps, automatically switch the low pressure circuit to idle circulation as soon as the adjusted pressure is achieved or exceeded by
- Pressure Rating: 870.2262 to 7,251.885 psi
- Features: Hydraulic Fluid, Steel
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Supplier: Radwell International
Description: SUBSTITUTE FOR VICKERS DG4S4-018C-B-60, PILOT VALVE, HYDRAULIC, DROP-IN REPLACEMENT, DG4S4018CB60, TWO-STAGE VALVE. FREE 2 YEAR RADWELL WARRANTY
- Features: Hydraulic Fluid, Pilot Valves
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Supplier: Atos North America
Description: DPZO-A are two stage proportional valves without position transducer, which provide both directional and non compensated flow control according to the electronic reference signal. They operate in association with electronic drivers, which supply the proportional valves
- Valve Size: 0.393701 to 1.2598432 inch
- Pressure Rating: 5,076.3195 psi
- Number of Ports/Ways: 4
- Media Temperature: -4 to 176 F
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Supplier: Mile-X Equipment, Inc.
Description: OTC 4031 Vanguard Two-Stage Hydraulic Pump Combines compact size and light weight with 2-stage high performance. Designed for operating pressures up to 10,000 PSI. Vanguard Jr. gives you just what you need: 2-stage flexibility with high performance and a selection
- Pump Type: Hydraulic Pumps
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Supplier: Mile-X Equipment, Inc.
Description: 4046 -RamRunner two-stage hydraulic pump with 3-position/4-way manual valve for double-acting rams, and a 6 ft. remote control cord. Supplied with one gallon and two quarts of oil. Wt., 54 lbs.
- Pump Type: Hydraulic Pumps
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Supplier: Mile-X Equipment, Inc.
Description: OTC 4044 Two-Stage Electric/Hydraulic Pump with 2-position/2-way Manual Valve They're called “RamRunners” and that's just what they do…run large single- or double-acting rams for fast frame straightening, wheel alignment, etc. They deliver up to 45 cu. in./min. at max.
- Pump Type: Hydraulic Pumps
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Description: 54-3500 two-stage hydraulic backpressure regulator reduces the controlled inlet pressure in 2 steps. The integrated second stage is self loading and adjusts itself to 50% of the inlet pressure, regardless if the unit is spring, air or dome loaded. This reduction of
- Valve Size: 0.25 to 0.375 inch
- Pressure Rating: 10,000 psi
- Controlled Pressure Range: 10,000 psi
- Number of Ports/Ways: 2
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Supplier: Atos North America
Description: DPHI, DPHE and DPHER are spool type, two or three position, two stage directional solenoid valves. They are operated by a direct solenoid pilot valve available in three different executions: DHI suitable for AC and DC supply with cURus certified solenoids DHE
- Valve Size: 0.393701 to 1.2598432 inch
- Pressure Rating: 5,076.3195 psi
- Number of Ports/Ways: 2
- Media Temperature: -4 to 176 F
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Supplier: Continental Hydraulics
Description: NFPA D03 / ISO 6264 standards. VER03MG valves are designed to control maximum pressure in low flow systems or as the proportional pressure pilot valve of larger two-stage pressure control valves. Output pressure is controlled proportional to the input command
- Pressure Rating: 1,015.2639 to 5,076.3195 psi
- Features: Hydraulic Fluid
- Valve Type: Pressure Relief Valves, Solenoid Valves
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Supplier: Mile-X Equipment, Inc.
Description: AFF 25-10 Ton Super Duty 2 Stage Air/Hydraulic Axle Jack This AFF jack ships by truck and extra shipping charges will apply to ship to a non-commercial address. Features: SUPER HEAVY DUTY, 2 Stage 50 Ton and 25 Ton built tough for the rigors of the Heavy Duty• Trucking,
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Supplier: Atos North America
Description: HG, KG, JPG are pressure reducing valves, spool type, designed to operate in oil hydraulic systems. HG ae direct, three way valves; KG are double stage, three way valves; JPG are double stage, two way valves. Pressure adjustment is operated by
- Valve Size: 0.9842525 inch
- Pressure Rating: 3,045.7917 psi
- Number of Ports/Ways: 2
- Media Temperature: -4 to 176 F
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Supplier: HAWE North America Inc.
Description: These compact power packs are intended, for intermittent or load/no load operation at stationary applications. Two pumps can be installed so that dual stage drives e.g. for presses or dual circuit systems can be easily accomplished. Tank size and drive power can be selected according
- Operating Pressure: 261.06786 to 10,152.639 psi
- Flow: 0.23232 to 13.11552 GPM
- Total Power: 0.737121211696551 HP
- Reservoir Capacity: 3.434236 gallons
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Supplier: HydraForce, Inc.
Description: A screw-in, cartridge-style, pilot-operated (two-stage), spool-type hydraulic relief valve, intended for use as a pressure limiting device in demanding hydraulic circuits which require fast response and low hysteresis.
- Valve Size: 0.5 to 1 inch
- Pressure Rating: 3,480.9048 psi
- Controlled Pressure Range: 100.076013 to 3,495.40857 psi
- Number of Ports/Ways: 2
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Supplier: HydraForce, Inc.
Description: A screw-in, cartridge-style, pilot-operated, two-stage, hydraulic relief valve intended for use as a pressure limiting device in demanding hydraulic circuits which require fast response, low hysteresis, low leakage and low pressure overshoot.
- Valve Size: 0.375 to 0.5 inch
- Pressure Rating: 3,480.9048 psi
- Controlled Pressure Range: 300.228039 to 3,501.210078 psi
- Number of Ports/Ways: 2
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Supplier: Carr Lane Manufacturing Co.
Description: Electric Powers Units are the best power source for most workholding applications, complete with all electrical and hydraulic controls. Quiet, long-life radial piston pump powered by a totally enclosed fan-cooled universal motor. Large reservoir provides enough fluid capacity for virtually
- Operating Pressure: 750 to 7,500 psi
- Flow: 0.28571399999999997 to 0.458874 GPM
- Total Power: 1 to 1.5 HP
- Reservoir Capacity: 2.98701 gallons
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Supplier: Atos North America
Description: ARAM are two stage pressure relief valves with balanced poppet, designed with threaded ports for in-line mounting. In standard versions the piloting pressure of the poppet of the main stage is regulated by means of a grub screw protected by a cap installed in the cover.
- Valve Size: 0.75 to 1.25 inch
- Pressure Rating: 5,076.3195 psi
- Media Temperature: -4 to 176 F
- Valve Type: Control Valves, Pressure Relief Valves
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Supplier: Snap-on Industrial Brands
Description: HAND TYPE 30.35 INCH L X 15.24 INCH W X 11.61 INCH H OVERALL SIZE DOUBLE ACTING CYLINDER APPLICATION 77.4 LB WEIGHT 290 PSI AT SINGLE STAGE, 10000 PSI AT TWO STAGE PRESSURE RATING 3/8 INCH-18 TPI NPTF END CONNECTION TWO SPEED OPTION 7.31 CU INCH AT SINGLE STAGE,
- Maximum Discharge Pressure: 290 to 10,000 psi
- Pump Type: Hydraulic Pumps
- Power Source: Manual
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Supplier: Prince Manufacturing Corp.
Description: FUNCTION The PRINCE valve model RD-1600 is a pilot operated check valve. This valve blocks oil from flowing from the cylinder port to the valve port until sufficient pressure is applied to the pilot port. Oil can free flow from the valve port to the cylinder port.
- Valve Size: 0.25 to 0.375 inch
- Pressure Rating: 3,000 psi
- Number of Ports/Ways: 3
- Features: Cast Iron, Hydraulic Fluid, Lift Check Valves, Steel, Threaded
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Supplier: HydraForce, Inc.
Description: A solenoid-operated, two-stage, three-port, pressure-compensated, spool-type, normally closed when de-energized, proportional flow control valve. It can be used as a priority-type flow regulator with pressure-compensated, regulated and bypass flow.
- Pressure Rating: 3,500 psi
- Number of Ports/Ways: 3
- Media Temperature: -15 to 400 F
- Power: 12 to 24 volts
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Supplier: Snap-on Industrial Brands
Description: HAND TYPE 10.35 INCH L X 5.35 INCH W X 7.99 INCH H OVERALL SIZE 11 CU INCH FLOW RATE DOUBLE ACTING CYLINDER APPLICATION 10000 PSI PRESSURE RATING 10000 PRESSURE RATING IN PSI 4-WAY VALVE CONFIGURATION REINFORCED ALUMINUM ALLOY RESERVOIR MATERIAL TWO STAGE(S) 1/4 INCH-18 TPI NPTF
- Maximum Discharge Flow: 0.047618999999999995 GPM
- Maximum Discharge Pressure: 10,000 psi
- Pump Type: Hydraulic Pumps
- Power Source: Manual
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Supplier: HydraForce, Inc.
Description: A screw-in, cartridge-style, pilot-operated (two-stage), spool-type hydraulic relief valve, intended for use as a pressure limiting device in demanding hydraulic circuits which require fast response and low hysteresis.
- Valve Size: 0.75 to 1 inch
- Pressure Rating: 0 to 5,000 psi
- Controlled Pressure Range: 0 to 5,000 psi
- Number of Ports/Ways: 2
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Supplier: Radwell International
Description: LIGHT INDICATOR KIT, NAME PLATE FOR TWO STAGE VALVE, 100/127 VAC/DC. FREE 2 YEAR RADWELL WARRANTY
- Seal Application: Pump
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Supplier: Carr Lane Manufacturing Co.
Description: FEATURES: Hydraulic Intensifiers convert a given hydraulic pressure on the input side to a higher pressure on the output side. This allows using the comparatively low pressure of machine-tool hydraulics to pressurize a clamping fixture with several times that pressure. These
- Maximum Output Pressure: 7,500 psi
- Pressure Intensification Factor: 4.8
- Maximum Inlet Flow: 489.99999999999994 in³/min
- Maximum Outlet Flow: 24.999999999999996 in³/min
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Supplier: Prince Manufacturing Corp.
Description: FUNCTION The Prince LSR-3060-3 log splitter valve features an extremely fast “Rapid Extend” high speed mode. The LSR has been specifically designed to reduce system costs by allowing a single stage pump to be used in systems currently using two stage (hi-low) pumps. When
- Pressure Rating: 3,500 psi
- Number of Ports/Ways: 3 to 4
- Media Temperature: 180 F
- Features: Cast Iron, Hydraulic Fluid
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Supplier: Harwood Engineering Company
Description: pressure indicating gage, a differential filtering system and a hydraulic check valve. The high pressure ends consist of two piston-cylinder assemblies proportioned for 2 stage compression, optimizing the efficiency and minimizing the thermodynamic heat of compression.
- Outlet Pressure: 100,000 psi
- Features & Approvals: Compressor Included
- Generator Type: Hydrogen
- Features: Specialty / Other
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Supplier: Millennium Power Services
Description: Manufactured Parts Millennium Power Services has manufactured valve parts for almost every type of valve across a variety of industries. Each member of our team has over 20 years experience, so we are confident to offer a two-year warranty on every part we make. In addition,
- Materials: Aluminum, Brass, Bronze, Cast Iron, Copper, Hardened Metals, Magnesium, Nickel / Nickel Alloys, Plastics, Stainless Steel, Steel / Steel Alloys, Titanium
- Services: Assembly Services, Field Machining, Just-in-Time Delivery, Low Volume Production, Prototype Services, Reverse Engineering
- Machining Capabilities: Broaching, CNC Machining, Drilling, Honing, Milling, Turning
- Secondary Operations: Heat Treating / Stress Relieving, Lapping / Polishing, Welding
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Supplier: SAE International
Description: conditions. The excavator model is described by two models: a hydraulic model and a kinematic model. At this stage of research the hydraulic model deals solely with the model of the main hydraulic pump, which has been conceived as a semi empirical model. The pump
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Description: Enables you to select and automatically control Preset Valve closure so that an exact predetermined volume will be delivered. Valve closure is controlled either in two stages, with a pre-shut-off dwell period to prevent hydraulic shock or in a single-stage
- Display Types: Analog
- Local Interface: Analog Front Panel
- Media Type: Liquid
- Mounting Configuration: Mounts on Flow Sensor
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Supplier: Transcat, Inc.
Description: Product Highlights The unit is a two stage hydraulic pressure pump A built-in shuttle valve allows for rapid pressure increase at low pressures Each Unit Includes Pressure Gauge Carrying Case
- Type: Gauge
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Supplier: Transcat, Inc.
Description: Product Highlights The unit is a two stage hydraulic pressure pump A built-in shuttle valve allows for rapid pressure increase at low pressures Each Unit Includes Pressure Gauge Carrying Case
- Type: Gauge
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Supplier: Cole-Parmer
Description: • Field-portable pressure generation and test systems are
0.1% accurate • Operating pressure to 10,000 psi Hydraulic two-stage pressure gauge comparator has a built-in shuttle valve that allows for rapid pressure increases at low pressures. A single carrying case - Environmental Properties: Pressure / Vacuum
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Supplier: Cole-Parmer
Description: • Field-portable pressure generation and test systems are
0.1% accurate • Operating pressure to 10,000 psi Hydraulic two-stage pressure gauge comparator has a built-in shuttle valve that allows for rapid pressure increases at low pressures. A single carrying case - Environmental Properties: Pressure / Vacuum
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Supplier: Cole-Parmer
Description: • Field-portable pressure generation and test systems are
0.1% accurate • Operating pressure to 10,000 psi Hydraulic two-stage pressure gauge comparator has a built-in shuttle valve that allows for rapid pressure increases at low pressures. A single carrying case - Environmental Properties: Pressure / Vacuum
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Calibration Instruments - 1327CM-S-F - Ashcroft Pressure Gauge Comparator, 10,000 psi -- GO-68840-60Supplier: Cole-Parmer
Description: • Field-portable pressure generation and test systems are
0.1% accurate • Operating pressure to 10,000 psi Hydraulic two-stage pressure gauge comparator has a built-in shuttle valve that allows for rapid pressure increases at low pressures. A single carrying case - Environmental Properties: Pressure / Vacuum
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Supplier: OMEGA Engineering, Inc.
Description: A compact, lightweight, portable pressure standard with 0.25% accuracy gauges, the DWT1327D Test Set is ideally suited to field testing or remote in-plant applications. The test set consists of a two-stage hydraulic pump and a manifold which is pressurized during operation. An
- Operating Temperature: 32 to 122 F
- User Interface: Analog Front Panel
- Display: Analog Meter or Indicator
- Calibrator Style: Portable
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The Effect of Certain Nonlinearities on The Dynamic Performance of Valve Controlled Hydraulic Servomechanisms
In this study, these nonlinearities were investigated by employing a four-port, two - stage hydraulic valve having an adjustable dead-zone.
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Predicting numbers of performance failures in the manufacture of dynamic systems
B. Two Stage Electro Hydraulic Valve Example .
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Semiactive control of civil engineering structures
A four port electro- hydraulic two stage servo valve manufactured by Moog and rated at 2.5 gpm was employed.
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Experimental investigation of external surface finishing of AISI 440C stainless steel cylinders using the magnetic abrasive finishing process
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Projective control of electro-hydraulic servo system
A class of industrial two - stage hydraulic servo valves is considered for dynamic modeling and controller design.
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Hydraulic spool valve modeling for system level analysis
Even within the category of two - stage valves with hydraulic pilot valves, there is significant variation, [12], [13] vs [6].
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CONTROL SYSTEM DESIGN In this section, a control system design approach is presented for the two - stage twin spool hydraulic valve assembly.
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Mechanical Science and Engineering III
Electro hydraulic servo valve outputted modulation of flow and pressure when received electrical analog signal, slide valve with electric feedback type of two stage electro- hydraulic servo valve was one of this valve[5].
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Design and performance characteristic analysis of servo valve-type water hydraulic poppet valve
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