Flow Measurement Products & Precision Machining by Flowell Corporation

Flow Measurement Products Manufactured in Tulsa, OK

Flowell Corporation manufactures flow measurement products used in oil and gas, process industries, and industrial piping systems. From stocked components to custom builds, we focus on repeatable machining, consistent tolerances, and responsive support that helps projects move from spec to install.

Start with our full catalog of flow measurement products. If you already have specs, request a quote through Contact Us. For machining outside standard products, see Custom Machine Work.


Flow Measurement Solutions

Flowell Corporation manufactures and sells a wide variety of flow measurement devices such as RTJ Plate Holders, Meter Tubes, Temporary Strainers, Orifice Plates, Figure 8 Spectacle Blinds, Paddle Spacers and Blinds, Studding Outlets, Bleed Rings, Condensate Chambers, Straightening Vanes, Flow Nozzles, Venturis, Paddle-Type Orifice Plates, and Orifice Flange Unions. We stock common configurations and can machine to specification when needed. For industry reference standards and technical frameworks commonly used across piping systems, visit ASME.


Flowell Corporation Best Sellers

Bleed Rings

Bleed Rings

Condensate Chambers

Condensate Chambers

Figure 8 Spectacle Blinds

Figure 8 Spectacle Blinds


Flow Nozzles

Flow Nozzles

Meter Tubes

Meter Tubes

Orifice Flange Union

Orifice Flange Union


Paddle Spacers and Blinds

Paddle Spacers and Blinds

Paddle-Type Orifice Plates

Paddle-Type Orifice Plates

RTJ Plate Holders

RTJ Plate Holders


Straightening Vanes

Straightening Vanes

Temporary Strainers

Temporary Strainers

Studding Outlets

Studding Outlets


Orifice Plates

Orifice Plates

Venturi Tubes

Venturi Tubes

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Custom Machining and Flow Measurement Support

Flowell supports customers who need more than a catalog part. If your project requires non-standard dimensions, material requirements, or a specific fit-up, we can help with machining and production support. Learn more on Custom Machine Work, or request a quote through Contact Us.

Industries We Serve

Flowell products are used across oil and gas (upstream, midstream, and downstream), petrochemical and process applications, power generation, water and wastewater, manufacturing, and other industrial sectors that move solids, liquids, or gas through piping systems.

Why Buyers Choose Flowell

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Frequently Asked Questions About Flow Measurement Products

What is a flow measurement device?
A flow measurement device is used to measure the rate at which a fluid moves through a pipe or system. Flowell manufactures components used in flow measurement assemblies for oil, gas, water, and steam applications.
Do you offer custom machined components?
Yes. We provide machining services to build parts to specification for industrial applications. Start with Custom Machine Work or request a quote via Contact Us.
Do you ship outside Oklahoma?
Yes. Flowell ships flow measurement products nationwide and supports international orders depending on product type and requirements.
Where should I start if I need help choosing a product?
Start with Flow Measurement Products, then contact us with your specs on Contact Us. If you need machining support, see Custom Machine Work.

Flow Measurement Devices for Your Industry

From orifice plates and bleed rings to venturis and flow nozzles, Flowell provides equipment designed for industrial performance and repeatable accuracy. Browse Flow Measurement Products or request a quote through Contact Us.