Stud Tube Pressure Loss Calculator
Gas Side Pressure Drop Across Studed Tubes

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The gas side pressure drop may be calculated by any number of methods available today, but the following procedures should give sufficient results for heater design. Refer to previous pages for source and explanation of these procedures.

Coil Data
Tube outside dia., in: Tube length, ft:
Number of tubes wide: Number of rows:
Trans. pitch of tubes, in: Long. pitch of tubes, in:
Stud height, in: Stud diameter, in:
Stud rows per foot: Tube layout:
Process Data
Mass flow, lb/hr: Average gas temperature, F:
Pressure Drop, inH2O:


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