W18x311 — Dimensions and Section Properties
Dimensions and key properties
- Weight
- = 311 lb/ft
- A
- = 91.6 in²
- d
- = 22.3 in
- Ix
- = 6,970 in⁴
- Sx
- = 624 in³
- Zx
- = 754 in³
- rx
- = 8.72 in
- ry
- = 2.95 in
Section properties
| Property | Value | Unit |
|---|---|---|
| Weight | 311 | lb/ft |
| A | 91.6 | in² |
| d | 22.3 | in |
| bf | 12 | in |
| tf | 2.74 | in |
| tw | 1.52 | in |
| Ix | 6,970 | in⁴ |
| Sx | 624 | in³ |
| Zx | 754 | in³ |
| rx | 8.72 | in |
| Iy | 795 | in⁴ |
| Sy | 132 | in³ |
| Zy | 207 | in³ |
| ry | 2.95 | in |
Other sizes in the W18 series
Relevant tools
- Steel Shape Properties Table
search and compare W18x311 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