Products/Services for Critical Flow Orifice Plate
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Flow Orifices and Flow Restrictors - (133 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. Specifications...ConnectionMedia TypeMaterial -
Gas Flow Meters - (456 companies)...for measuring the flow or quantity of a moving gas. Measuring the flow of fluids is a critical need in many industrial plants. The ability to conduct accurate flow measurements allows process operators to properly monitor and control flow. In some cases... -
Flow Switches - (342 companies)...securely over the pipe and it is therefore critical to know the pipe diameter when selecting a flow switch. Operating pressure - The operating pressure is the maximum head pressure of the process media that the device can withstand. This factor should... -
Rotameters - (100 companies)...of Rotameters. Rotameters can be adapted to be used for a particular application. Orifice bypass - Rotameters can be installed in a bypass line around an orifice plate to handle larger flow rates. The differential pressure in the liquid or gas (caused... -
Rheometers - (84 companies)...immersed into the sample fluid. The torque is proportional to the viscous drag on the immersed spindle, and thus to the viscosity of the fluid. Capillary rheometers measure the flow rate of a fixed volume of fluid through a small orifice... -
Flow Meters - (1708 companies)...meters, flow nozzles, laminar flow elements, orifice plates, Pitot tubes, rotameters, target meters, variable area flow meters, and Venturi tubes. Positive displacement flow meters divide the media into specific increments which can be counted...
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Flow Transmitters - (234 companies)...orifice plates, cone devices, Pitot tubes, Venturi tubes, and flow nozzles. Orifice plates constrict fluid flow to produce differential pressure across a flat piece of metal that contains a bored hole. Cone-based devices position a cone in the center...
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Surface Plates - (59 companies)...critical in a wide variety of industries from the local machine shop to aerospace manufacturers. The most common surface plate sizes are 18 x 24 in., 24 x 36 in., 36 x 48 in., and 48 x 72 in. However, surface plates can be custom built to any size...
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Liquid Flow Meters - (613 companies)...is greater than DP devices. Differential pressure flow meters obtain a liquid's flow rate by measuring the pressure differential and extracting the square root. Examples include orifice plates, Venturi tubes, flow nozzles, Pitot tubes, target meters...
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Imaging Plates - (15 companies)Imaging plates, imaging films and imaging chemicals include offset printer plates, photographic or image setter film, developers, fixers and other supplies for printing, graphics, radiographic and IR imaging. Offset printing plates transfer an inked...
Product News
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O'Keefe Controls Co.
Accurate Flow–Orifice Sizes as Small as 0.0003 in From systems using pneumatic circuits, to applications with very low flow rates, O 'Keefe Controls Co. MICRO-ORIFICES (R) provide flow restriction with exceptional accuracy and repeatability. Available in incremental sizes from 0.005" to 0.0003" in diameter, they provide unparalleled performance over a wide range of pressures and temperatures. A variety of connection options are offered for compatibility with most systems. Also, NIST traceable flow data is available, so predictability of flow... (read more)Browse Flow Orifices and Flow Restrictors Datasheets for O'Keefe Controls Co. -
O'Keefe Controls Co.
Precision Sapphire Orifices: Many Sizes/Exact Flow Featuring exceptionally tight flow tolerances, O'Keefe Controls Co. Precision Sapphire Orifices are extremely accurate and highly repeatable, performing exactly as expected over a long operating life. For small and miniature industrial flow control applications requiring orifice sizes between 0.0012 " to 0.0252 " in diameter, O'Keefe Controls Co. offers a full 32 incremental sizes within this tight range in our extensive Precision Sapphire orifices catalog. Our Sapphire Orifices are available... (read more)Browse Flow Orifices and Flow Restrictors Datasheets for O'Keefe Controls Co. -
O'Keefe Controls Co.
Reliable Flow Control: Precision Metal Orifices Extremely accurate and predictable fluid control is a must in many industrial systems. O'Keefe Controls Co. Precision Metal Orifices provide unmatched accuracy and repeatability in flow, providing reliable, time-tested solutions for a wide variety of applications. Often specified for operating conditions with higher temperatures and pressures, these durable devices are available in both brass and stainless steel, for wide chemical compatibility. They are offered in an extensive variety of sizes... (read more)Browse Flow Orifices and Flow Restrictors Datasheets for O'Keefe Controls Co. -
Lee Co. (The)
VILA Multi-Orifice Restrictor The Lee Company's new VILA is an economical, multi-orifice restrictor designed to offer a range of metered Lohm rates for high flow applications. Rated for working pressures up to 1500 psi differential, the VILA is constructed entirely from 2024-T4 aluminum, resulting in a robust design that is lightweight and corrosion resistant. Featuring bidirectional flow capability, the Lee VILA is available in 5 different Lohm rates, ranging from 1600 to 4100 Lohms. In addition, each VILA is 100% tested... (read more)Browse Flow Orifices and Flow Restrictors Datasheets for Lee Co. (The) -
Rotork plc
Mission-critical flow control for Data Centres Delivering innovation for a changing world. Data centres are vital to modern digital life, supporting AI, cloud computing, and global systems. The rise of AI and HPC demands more processing power, increasing energy use, cooling needs, and sustainability pressures. Achieving a perfect PUE of 1.0, where all energy powers computing, is key. Managing heat efficiently is critical for cost-effective, sustainable operations. Responsive flow control, including electric, pneumatic, and hydraulic... (read more)Browse Electric Valve Actuators Datasheets for Rotork plc -
Beswick Engineering Co., Inc.
Orifice Restrictor Fittings-Tamper Resistant Beswick miniature restrictor fittings are the perfect solution for controlling the flow rate of a gas or liquid. Take a look at our micro drilled orifices that are available in diameters as small as 0.004 " in brass and stainless steel. Drilled orifice fittings are held to a tolerance of +/- 0.0005 " and are an excellent choice for the majority of applications. With 50+ standard orifice sizes of each type to choose from, and the capability of making custom sizes and configurations, Beswick... (read more)Browse Flow Orifices and Flow Restrictors Datasheets for Beswick Engineering Co., Inc. -
Beswick Engineering Co., Inc.
Orifice Fittings for High Precision -Pneumatic Beswick synthetic sapphire orifice (also known as flow restrictors) are ideal for instruments requiring extreme precision and consistent flow rates. Sapphire is almost as hard as diamond. It is wear, heat and corrosion resistant. The orifice is manufactured to exacting tolerances. Hole diameters as small as 0.003 inch and as large as 0 .021 inch can be ordered in increments of 0.001 inch diameter. Available in brass, 303 & 316 stainless steel. The maximum pressure rating is 250 psig (17.2 bar). (read more)Browse Flow Orifices and Flow Restrictors Datasheets for Beswick Engineering Co., Inc. -
DFT Inc.
Quiet Protection for Critical Cooling high-efficiency cooling loops. Unlike traditional swing or dual-plate check valves, the ALC 's axial flow spring-assisted design closes smoothly and quickly to prevent slam and water hammer, protecting pumps and piping while extending system and valve service life. Key Benefits. Low Pressure Drop - Efficient flow for reduced energy demand. Non-Slam, Silent Operation - Prevents water hammer and protects critical equipment. Compact, Lightweight Design - Ideal for space-constrained installations... (read more)Browse Check Valves Datasheets for DFT Inc. -
ToneCooling Technology Co., Ltd
High-Efficiency Cold Plates for Electronics Optimized Thermal Management for High-Power Applications. Cold plate technology addresses critical pain points in electronic systems --overheating, reduced efficiency, and reliability risks. These solutions provide precise thermal control to ensure stable operation and extended device lifespan. Key Features & Benefits: Embedded Cold Plates: Metal base with fully embedded copper tubes ensures high reliability and corrosion resistance. Cost-effective manufacturing supports large-scale deployment... (read more)Browse CPU Coolers Datasheets for ToneCooling Technology Co., Ltd -
Compact Automation
Custom Slides for Your Critical Application Compact Automation manufactures custom slides to match your critical application specifications. Features: 20mm Bore. 50mm stroke. Custom tooling plate. Heavy duty piston shaft assembly. Custom port orifices. Ideal for high speed and extreme impact load applications. Compact Automation offers durable, reliable and innovative industrial solutions with high value and low life-cycle cost to customers around the globe in diversified industrial end markets. With our extensive engineering capability... (read more)Browse Linear Slides and Linear Stages Datasheets for Compact Automation
Conduct Research
...in the system. Now the question become what technology provides the most accurate steam flow measurement?Traditionally, steam flow has been measured with a differential pressure device. This is typically an orifice plate. However, such devices are inherently volumetric flow measurements. Changes in pressure...
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Limits and Measurement Methods for Emissions from Light-duty Vehicles (Stage V).
Critical Flow Orifice Plate Flow Meter method (CFO) Use the CFO to measure the constant flow of pure gas (CO or C H ).
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AIAA Journal > Ignition of ammonium perchlorate composite propellants by convectiveheating.
Fig. 2 Sketch of test section, showing propellant sample holder and critical - flow orifice plate .
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U.S. Transparency monitoring under the U.S./Russian HEU purchase agreement
At the blendpoint, record the pressure of the HEU hexafluoride gas and the slightly enriched uranium hexafluoride gas before and after critical - flow orifice plates so that the flow rates of the gases can be determined.
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Field Test of Tapered-Bore Chokes for Steam Flow Control
Valves, nozzles, orifice plates and critical flow chokes are typically used to regulate steam flow.
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A Practical Nonhomogeneous Two-Phase Flow Model for Light Water Reactor System Codes
Orifice plate ( critical flow path) .
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Calculational study of the enrichment of cadmium isotopes in gas centrifuges
The separation stages of cascades are equipped with various regulating devices, such as flow and pressure regulators, critical orifice plates , laminar flow resis- tances, which are used to provide the required cascad- ing conditions.
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Operational Review of a Large-Scale Saturated Steam Delivery System
It consists of a 2-in.-ID Schedule 40-m tube with inline straightening vanes upstream of a l/g-in.-thick sharp- edged orifice plate and critical - flow choke assembly.
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The Prediction of Gas-Well Performance Including the Effect of Non-Darcy Flow
The size of the critical - flow -prover orifice plate required .
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NUCLEAR SAFETY QUARTERLY REPORT, FEBRUARY--APRIL 1969 FOR NUCLEAR SAFETY BRANCH OF USAEC DIVISION OF REACTOR DEVELOPMENT AND TECHNOLOGY.
Blowdown Run Conditions Two-Phase Saturated Critical Flow Orifice Coefficients Consolidation of Plate Loading Information Summary of Development Spray Solidification Runs PW-4m Feed Composition for Development Spray Solidifier Runs Summary Data for WSEP Spray Solidifier Runs Activity Distribution for Runs SS…
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Determination of Steam Quality and Flow Rate Using Pressure Data From an Orifice Meter and a Critical Flowmeter
The mea- surement system consists of a standard orifice plate situated up- stream of a critical flow device and uses static and differential pres- sure measurements to compute both the steam quality and flow rate.
