W18x71 — Dimensions and Section Properties
Dimensions and key properties
- Weight
- = 71 lb/ft
- A
- = 20.9 in²
- d
- = 18.5 in
- Ix
- = 1,170 in⁴
- Sx
- = 127 in³
- Zx
- = 146 in³
- rx
- = 7.5 in
- ry
- = 1.7 in
Section properties
| Property | Value | Unit |
|---|---|---|
| Weight | 71 | lb/ft |
| A | 20.9 | in² |
| d | 18.5 | in |
| bf | 7.64 | in |
| tf | 0.81 | in |
| tw | 0.495 | in |
| Ix | 1,170 | in⁴ |
| Sx | 127 | in³ |
| Zx | 146 | in³ |
| rx | 7.5 | in |
| Iy | 60.3 | in⁴ |
| Sy | 15.8 | in³ |
| Zy | 24.7 | in³ |
| ry | 1.7 | in |
Other sizes in the W18 series
Relevant tools
- Steel Shape Properties Table
search and compare W18x71 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