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Products/Services for critical flow orifice

Featured Products
Lee Co. (The)
Smallest Self-Retained Restrictors Ever

The Lee Company introduces new, miniature, calibrated IMH Insert Orifices for both liquids and gases. Available in 2.5 and 5.5mm diameters, these new cartridge-style orifices are the smallest, self-retained flow restrictors available, and provide far more accuracy than an ordinary drilled hole. (read more)


<B>Flow</B> <B>Orifices</B> and <B>Flow</B> Restrictors
Flow Orifices and Flow Restrictors - (98 companies)

Flow orifices and flow restrictors contain precision-machined holes and filters or screens to restrict flow and reduce pressure. They are available as stand-alone devices and in kits, assemblies, restrictors, and restrictor valves. Search by Specification | Learn More

Liquid <B>Flow</B> Meters
Liquid Flow Meters - (449 companies)

Liquid flow meters are used for measuring the flow or quantity of a moving fluid. Search by Specification | Learn More

<B>Flow</B> Meters
Flow Meters - (1216 companies)

Flow meters (flowmeters) and flow sensors are devices used for measuring the flow rate or quantity of a moving fluid or gas. Search by Specification | Learn More

Gas <B>Flow</B> Meters
Gas Flow Meters - (320 companies)

Gas flow meters are used for measuring the flow or quantity of a moving gas in an enclosed pipe or passage. Search by Specification | Learn More

Velocity <B>Flow</B> Switches
Velocity Flow Switches - (75 companies)

Gas flow switches and liquid flow switches, velocity, are used to measure the flow or quantity of a moving fluid in terms of velocity, such as feet per minute. Search by Specification | Learn More

Volumetric Liquid <B>Flow</B> Switches
Volumetric Liquid Flow Switches - (121 companies)

Volumetric liquid flow switches measure the flow or quantity of a moving fluid in terms of a unit of volume per time, such as liters per minute. These flow sensing devices have a switch output. Search by Specification | Learn More

Meter Provers and <B>Flow</B> Proving Components
Meter Provers and Flow Proving Components - (18 companies)

Meter provers and flow proving components provide a known traceable volume to simulate actual operating conditions to test and verify the performance of flow meters and transfer meters. Learn More

<B>Flow</B> Switches
Flow Switches - (263 companies)

Flow switches are devices that monitor flow and send a trip signal to other devices, like a pump, for protection. These switches can be used for the measurement of gases, liquids, and steam. Search by Specification | Learn More

Mass <B>Flow</B> Switches
Mass Flow Switches - (34 companies)

Mass liquid flow switches and mass gas flow switches are devices used for measuring the flow or quantity of a moving liquid or gas in terms of a unit of mass per unit time, such as pounds per minute. These devices may be sensors with electrical output or may be stand-alone instruments with local displays and controls. Search by Specification | Learn More

Air Valves
Air Valves - (602 companies)

Air valves allow metered fluid flow in one or both directions. They are used in pneumatic circuits to regulate the rate of activation or exhaust of cylinders and other pneumatic devices. Search by Specification | Learn More

<B>Flow</B> Transmitters
Flow Transmitters - (183 companies)

Flow transmitters provide electrical outputs that are proportional to flow inputs. They use flow meters to measure the flow of liquids and gases. Search by Specification | Learn More

Volumetric Gas <B>Flow</B> Switches
Volumetric Gas Flow Switches - (66 companies)

Volumetric gas flow switches are devices with a switch output used for measuring the flow or quantity of a moving gas in terms of a unit of volume per unit time, such as cubic feet per minute. Search by Specification | Learn More

Sight <B>Flow</B> Indicators
Sight Flow Indicators - (132 companies)

Sight flow indicators provide a quick, reliable and economical way to verify the flow of fluids through industrial process lines. Search by Specification | Learn More

<B>Flow</B> Computers, Totalizers and Indicators
Flow Computers, Totalizers and Indicators - (225 companies)

Flow computers, totalizers, and rate indicators integrate the functions of flow and temperature measurement, computation, data acquisition, input / output (I/O) standardization, and closed loop control. They require external sensor inputs and may be used as local rate indicators. Search by Specification | Learn More

Paddlewheel <B>Flow</B> Meters
Paddlewheel Flow Meters - (58 companies)

Paddlewheel flow meters have a paddle wheel that is perpendicular to the flow path. The rotor axis is positioned to limit contact between the paddles and the flowing media. Search by Specification | Learn More

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Product News for critical flow orifice

Beswick Engineering Co., Inc.
Metal Orifice & Sapphire Jewel Orifice

Beswick Engineering has developed specialized technology to produce precision metal orifices as small as 0.004" diameter in brass and stainless steel. In addition to metal orifices, Beswick also offers sapphire orifice jewels, which are extremely hard and wear resistant, in diameters as small as 0.003" in brass fittings. (read more)

Browse Flow Orifices and Flow Restrictors Datasheets for Beswick Engineering Co., Inc.
O'Keefe Controls Co.
MINIATURE STAINLESS STEEL ORIFICES & CHECK VALVES

Precision orifices, check valves, flow controls and fittings are offered in stainless steel construction. Precision orifices, check valves and flow controls are available in a wide variety of configurations, including set screws, pressed-in inserts, 10-32 threads, pipe threads, quick connects and process control fitting assemblies. Orifice sizes range from .0003" to .125" diameter. (read more)

Browse Flow Orifices and Flow Restrictors Datasheets for O'Keefe Controls Co.
Air Logic
Orifice Restrictors

The Orifice Restrictors are designed for use in pneumatic control circuits. They are available in eleven color-coded sizes from 0.004" to 0.040". The orifices are precision molded of polysulfone and are held to flow tolerances of +/-4%. Maximum supply pressure is 100 PSI. (read more)

Browse Flow Orifices and Flow Restrictors Datasheets for Air Logic
Lee Co. (The)
Miniature Insert Orifice Provides High Accuracy

Lee's new calibrated IMH Insert Orifices for both liquids and gases are the smallest, self-retained flow restrictors available, and provide far more accuracy than an ordinary drilled hole. Each cartridge-style orifice is 100% flow tested to ensure that every part is within ± 5% of its nominal flow rate. (read more)

Vortex Valves, a Division of Salina Vortex Corporation
Quantum™ Series Orifice Gate™

The Quantum Series Orifice Gate is a significant innovation over Vortex®'s original patented Orifice Gate. Vortex® utilizes precision laser cutting and bending technology to produce this leading-edge valve. It features an all stainless steel, weather resistant design with improved sealing, easier maintenance, and fewer parts. (read more)

Browse Solids Valves Datasheets for Vortex Valves, a Division of Salina Vortex Corporation
CAMERON Valves & Measurement
Critical Service Application Swing Check Valves

TOM WHEATLEY Swing Check Valves from Cameron are used in critical service applications worldwide. The swing check design prevents backflow in a fraction of a second and there is no need for expensive actuation. If a reverse flow or critical pigging operation is required, the clapper can be manually, ROV or hydraulically actuated and held in a full open position. (read more)

Browse Check Valves Datasheets for CAMERON Valves & Measurement
Haydon Kerk Motion Solutions, Inc.
Custom Mini Lead Screw Critical to Insulin Pump

In order to deliver a patient's measured insulin dose precisely and repeatedly, the Deltec Cozmo® Insulin Pump's small size required an innovative approach. Haydon Kerk Motion Solutions, Inc. designed a special miniature lead screw and nut that fit the form factor and, most importantly, met and exceeded the critical performance specifications required. (read more)

Browse Ball Screws, Lead Screws and ACME Screws Datasheets for Haydon Kerk Motion Solutions, Inc.
Aalborg Instruments
Corrosion-Proof 6mm Orifice PTFE Needle Valves

Aalborg®'s VT6 6mm orifice PTFE Needle Valves' simplicity of design (only 6 components) assures minimal sources of leakage, quick disassembly, and easy maintenance.

Ideal for relatively high flow ranges while maintaining linear, repeatable flow rate performance, the VT6 can be used in pressure, non-critical vacuum service, or as shut-off valves.

The unique radially compressed PTFE o... (read more)

Browse Needle Valves Datasheets for Aalborg Instruments
Fluid Components Intl. (FCI)
Green Energy Gas Flow Measurement Guide

Process and plant engineers responsible for green energy production, co-generation electric power, pollution monitoring or environmental compliance will find the Green Energy Gas Flow Measurement Application Guide from Fluid Components International (FCI) provides unique solutions to meeting the challenges of precise air/gas flow measurement in clean, wet or dirty hydrocarbon-based gases. (read more)

Browse Gas Flow Meters Datasheets for Fluid Components Intl. (FCI)
O'Keefe Controls Co.
Restriction Orifice Unions

Restriction unions contain an easily replaceable orifice plate and are available in carbon steel or stainless steel. The assembly is used in liquid or gas piping systems to meter flow rate of the fluid. The all metal assembly is capable of a wide range of pressure and temperature variables. (read more)

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Conduct Research

Engineering Web Search: critical flow orifice
Simulate hydraulic orifice with constant cross-sectional area...
The flow rate through the orifice is proportional to the pressure differential across the orifice, and is determined according to the following
See MathWorks, Inc. (The) Information
Simulate generic hydraulic variable orifice - Simulink
Closed orifice leakage area In the third case, when an orifice is defined by its
See MathWorks, Inc. (The) Information
Chemical process engineering - Orifice plate thickness to...
Orifice plate thickness to achieve critical flow
Piping & fluid mechanics engineering - Modelling flow through...
Modelling flow through orifice - very small part - using CFDesign 9 The orifice size and length is critical to performance.
User Guide ? Compact Orifice Flow Meter Sizing & Selection...
Select the flow rate units required: Mass Flow ? the flow rate is specified in units of mass (for example, kg/hr, Tonnes/d) Volume Flow ? the flow
User Guide Compact Orifice Flow Meter IM/OMV Issue 2 OriMaster...
User Guide Compact Orifice Flow Meter IM/OMV Issue 2 OriMaster V ABB EN ISO 9001:2000 The Company We are an established world force in the design and
983 METHOD 16A - DETERMINATION OF TOTAL REDUCED SULFUR...
997 P = Barometric pressure at exit orifice of the bar dry gas meter, mm Hg (in. Hg). P = Standard absolute pressure, 760 mm Hg std (29.92 in. Hg). Q
2.11 Introduction September 1997 Page 1 of 4 Introduction
The acceleration jets have critical diameters calculated by the Quality Assurance Handbook, Vol. II, Part II 2.11?PM10 High Volume 2.11 Introduction
Flow Consultant Software
checks for Cavitation or Flashing Flows, Critical (Choked) Flow-Rate Computations, Restrictive Orifice Computations, Energy and Overall Pressure Loss
Bleed Hole Flow Phenomena Studied
The low momentum flow in the boundary layer interacts with these shocks, growing in thickness and, under some conditions, leading to flow separation.

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