Fabrication calculator
Pipe Plate Width Calculator
Calculate the developed plate width required to form a pipe using the neutral axis approximation.
Enter pipe dimensions
mm
mm
mm
Use for edge preparation, trimming, weld gap or shop-specific forming adjustments.
Calculated result
Required plate width
—
mm
Enter valid dimensions to calculate.
Calculation breakdown
Neutral diameter
OD − t
Base plate width
π × neutral diameter
Final plate width
Base width + allowance