Elastic Section Modulus of a Rectangle formulas |
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\( S_x \;=\; \dfrac{ a^2\cdot b }{ 6 }\) \( S_y \;=\; \dfrac{ a \cdot b^2 }{ 6 }\) |
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| Symbol | English | Metric |
| \( S \) = elastic section modulus | \( in^3 \) | \( mm^3 \) |
| \( a, b, c, d \) = edge | \( in \) | \( mm \) |
