W18x258 — Dimensions and Section Properties
Dimensions and key properties
- Weight
- = 258 lb/ft
- A
- = 76 in²
- d
- = 21.5 in
- Ix
- = 5,510 in⁴
- Sx
- = 514 in³
- Zx
- = 611 in³
- rx
- = 8.53 in
- ry
- = 2.88 in
Section properties
| Property | Value | Unit |
|---|---|---|
| Weight | 258 | lb/ft |
| A | 76 | in² |
| d | 21.5 | in |
| bf | 11.8 | in |
| tf | 2.3 | in |
| tw | 1.28 | in |
| Ix | 5,510 | in⁴ |
| Sx | 514 | in³ |
| Zx | 611 | in³ |
| rx | 8.53 | in |
| Iy | 628 | in⁴ |
| Sy | 107 | in³ |
| Zy | 166 | in³ |
| ry | 2.88 | in |
Other sizes in the W18 series
Relevant tools
- Steel Shape Properties Table
search and compare W18x258 against other sections
- Beam Shear, Moment and Deflection Diagram Calculator
find the moment this section has to carry, and how far it deflects under load
- ASTM A992
the grade most W-shapes are supplied in