Pressure Rating Pdf | Module 3 Process Piping Hydraulics Sizing And

Then select the nearest (Sch 10, 40, 80, etc.) such that the nominal wall thickness ≥ calculated.

For flanges, use classes:

Add corrosion allowance (typically 1.5 – 3 mm) and mill tolerance (12.5%) to get nominal thickness → select schedule.

How to use this module (recommended workflow)