Pipe Wall Thickness Calculator

Calculate required pipe wall thickness per ASME B31.3 process piping code using design pressure, temperature, and material properties

Input Parameters

Results

--
Min Wall Thickness
in
--
With Corrosion Allowance
in
--
Approx Schedule Required
--
Safety Margin
%
Note: Per ASME B31.3 Process Piping. Y values: 0.4 for ferritic/austenitic steels below 900F, 0.5 at 950F, 0.7 at 1000F+.

Reference

ASME B31.3: t = PD / (2(SE + YP)) P = design pressure, D = outside diameter S = allowable stress, E = joint efficiency Y = temperature coefficient (0.4 for ferritic steels below 900F)