EngiRef / Civil Engineering Formula
Section Modulus
Section Modulus: Geometric property for bending strength. A Beams formula in civil engineering. Variables S, I and c, each with SI and imperial units.
Beams
Specification
- Name
- Section Modulus
- Discipline
- civil
- Category
- Beams
- LaTeX
- S = \frac{I}{c}
- Description
- Geometric property for bending strength
- Can solve for
- S, I, c
- Tags
- section, modulus, bending, geometry
Variables
| Symbol | Name | Unit | Si Unit | Imperial Unit |
|---|---|---|---|---|
| S | Section Modulus | m³ | m³ | in³ |
| I | Moment of Inertia | m⁴ | m⁴ | in⁴ |
| c | Distance to Extreme Fiber | m | m | in |