Calculate required thickness for longitudinal seam welds in cylindrical pressure vessel shells per ASME VIII UG-27
Input Parameters
Results
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Required Thickness
in
--
With Corrosion Allowance
in
--
Actual MAWP
psi
--
Safety Margin
%
Note: Longitudinal seam design per ASME VIII Div 1 UG-27. This formula applies when P < 0.385SE. For higher pressures, use UG-27(c)(2).
Reference
ASME VIII UG-27(c)(1): t = PR/(SE - 0.6P)
MAWP = SEt/(R + 0.6t) where t = actual - corrosion allowance
Longitudinal seam governs for circumferential (hoop) stress