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New • ASME B31.3 Branch Reinforcement Calculator

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ASME B31.3 Pipe Thickness

Calculate minimum wall thickness and maximum allowable pressure for straight pipe under internal pressure.

t = PD/(2(SEW + PY))
ASMEPiping

ASME B31.3 Pipe Bends

Calculate wall thickness requirements for pipe bends with intrados and extrados correction factors.

I = (4R1/D ± 1)/(4R1/D ± 2)
ASMEPiping

ASME B31.3 Branch Connections

Analyze welded branch connections for adequate reinforcement with area replacement calculations.

A2 + A3 + A4 ≥ A1
ASMEPiping