HVT-CI Cast Iron/ HVT-DI Ductile Venturi



HVT-CI Halmi Cast Iron Meter

Data Sheet


  • Line Size
    • 4 to 96 inches. Larger sizes available upon request.
  • Head loss % of Differential (Venturi)
    • 3.50 to 10.0 percent
  • Basic Accuracy (% of Total)
    • +/- 0.25 (Calibrated) +/- 0.50 (2 Sigma) (Uncalibrated)
  • Minimum pipe Reynolds number
    • Must be greater than 75,000
  • Required Straight Piping
    • Consult datasheet for required US & DS piping based on your specific application
  • Beta Range
    • 0.30 through 0.75
  • Useful Service Life
    • Very Long
  • Service Functional Limits
    • Clear liquid, gas, contaminated and solid-bearing line fluid
  • Applications
    • WTP Filter Effluent Rate of Flow Control, Special Lay-lengths to fit existing piping constraints, Potable Water, Water Treatment Plant, Wastewater Treatment Plant
  • Common Materials
    • Cast Iron or Ductile Iron body with 304 or 316SS throat

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