Skillet Weld Thickness Calculator
Calculates required skillet weld thickness for hot tap branch connections on operating pipelines. Ensures structural integrity and prevents burn-through during welding per API 1104 specifications.
Skillet Parameters
psig
psi
in
Formula
t = D × √( (0.13 × P) / S )
t = Thickness (in)
D = Pipe Diameter (in)
P = Pressure (psig)
S = Yield Strength (psi)
Skillet Thickness Results
Min. Calculated Thickness- in
Recommended Std. Thickness- in
As Fraction-
Design Safety Factor-
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About This Calculator
Calculates the minimum required thickness for a skillet or spectacle blind used for pipeline isolation.
Key Aspects:
Skillet Blind: A solid plate inserted between flanges.