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Elastic Section Modulus of an Unequal I Beam

 

Elastic Section Modulus of an Unequal I Beam formulas

\( S_{x} \;=\;  \dfrac{ I_x }{ C_y} \) 

\( S_{y} \;=\;  \dfrac{ I_y }{ C_x} \) 

Symbol English Metric
\( S \) = elastic section modulus \( in^3 \) \( mm^3 \)
\( C \) = distance from centroid \( in \) \( mm \)
\( I \) = moment of inertia \( in^4 \) \( mm^4 \)

Piping Designer Logo 1 I beam unequal 1