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  ThermoFluidCalc — Standalone Fortran Execution Guide
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Calculator : Flange Pressure-Temperature Rating
Category   : Tools

Files Included:
  - flange_rating.f90 (Fortran 90/2008 Source Code)
  - input.txt (Pre-configured Sample Input)

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1. How to Compile
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Make sure you have GNU Fortran (gfortran) or Intel Fortran (ifort) installed.
Run the following compilation command in your terminal:

  gfortran -O3 flange_rating.f90 -o flange_rating

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2. How to Execute
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Run the compiled binary and pipe the input.txt file into stdin:

  flange_rating < input.txt

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3. Input Parameter Sequence
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Material group (1=CS Group 1.1, 2=CS Group 1.2, 3=SS Group 2.1, 4=SS Group 2.2, 5=SS Group 2.3)
Flange pressure class (150, 300, 400, 600, 900, 1500, 2500)
Design temperature [F]
Gasket type (1=Ring joint, 2=Spiral wound, 3=Flat metal, 4=PTFE)

Website : https://thermofluidcalc.com
