Venturi Cone Meters


The Venturi Cone Meter is a differential pressure device to measure flow rate in a closed conduit with the minimum pipe straight length and with high rangeability.

Flow Calculation:

Main Reference code: ISO 5167 -5


As per Customer’s requirements
Main material Reference: ASTM-ASME Code

Type and Construction:

Manufactured by bar stock
Manufactured by welded Plate

Applications: Oil & Gas / Petrochemical Industries / Power Stations / OffShore Platform
Dimensions: Nominal Diameter of Pipeline: over 2”
Beta Ratio: 0.45 ÷ 0.85
Reynolds Number Range: 0.893 ÷ 0.526


Accuracy (referred to the discharge coefficient) after calibration in accredited laboratory: +/- 0.25%


  • Accuracy (referred to flow coefficient): as per ISO Code
  • Rangeability : 1-10
  • Repeatability: (+/- 0.1%)
  • Max PPL 20÷40% of full scale differential pressure
  • Required straight length: 3 I.D.(upstream) ; 2 I.D.(downstream) in the worst conditions


  • Flow Meters can be manufactured according to Customer specifications
  • Flow Meter can be supplied complete with all relevant accessories (valves /manifold / condensing pot / transmitter/ fitting /tubing)