Flow Velocity Range

A. Liquids—1 to 33 ft/sec (0.3 to 10 m/sec) Gas and steam—20 to 262 ft/sec (6 to 80 m/sec)

TABLE 7.6.2 VENTURI, FLOW TUBE, AND FLOW NOZZLE INACCURACIES (ERRORS) IN PERCENT OF ACTUAL FLOW FOR VARIOUS RANGES OF BETA RATIOS AND REYNOLDS NUMBERS

Line Size Pipe Reynolds Inaccuracy in in Inches Number Range % of Actual

Flow Sensor (1 in = 25.4 mm) Beta Ratio for Stated Accuracy Flow

Line Size Pipe Reynolds Inaccuracy in in Inches Number Range % of Actual

Flow Sensor (1 in = 25.4 mm) Beta Ratio for Stated Accuracy Flow

Herschel standard Cast(1)

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