Flow meter under the ocean

Venturi Nozzles &
Orifice Plates

Orifice Flanged Union
Orifice Flanged Union

The AFM-OFU orifice flanged union is offered in line sizes from ½” and larger.

Orifice Meter Plates
Orifice Plates

The AFM-ORP orifice plate in line sizes from ½” and above.

ASME Flow Nozzle
ASME Flow Nozzle

The AFM-N flow nozzle is an ASME full performance, high accuracy and reliability differential producing flow measurement device.

ASME Classical Venturi
Orifice Plate Meter Run

The AFM-ORPMR is designed for measurement of gas or liquids in pressurized piping. The “orifice meter tube” as defined by the ISO 5167, ASME MFC and American Gas Association Report Number 3 specifications.

Pipline Bridge Suspended in Air
The venturi nozzle is recommended for steam flow and other high-velocity fluids, wet gases, and both clean and dirty liquids
Required upstream pipe length is 10 to 30 diameters
The rangeability is 4 to 1
Typical accuracy is 1-2% of full range
The viscosity effect is high
The relative pressure loss is medium
The relative is medium

Available Materials

Available in various carbon and stainless steels as well as Nickel, Monel, Inconel and Hastelloy. Custom materials and/or special coatings are also available. Within the Amity Computation Module, we are able to engineer venturi nozzles to the specific requirements of our clients while optimizing for accuracy, resistance to wear and minimal pressure loss. Our control from engineering through production assures the engineering specifications are realized in the calibration and performance of the final product.

See the Amity Difference

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