W18x50 — Dimensions and Section Properties
Dimensions and key properties
- Weight
- = 50 lb/ft
- A
- = 14.7 in²
- d
- = 18 in
- Ix
- = 800 in⁴
- Sx
- = 88.9 in³
- Zx
- = 101 in³
- rx
- = 7.38 in
- ry
- = 1.65 in
Section properties
| Property | Value | Unit |
|---|---|---|
| Weight | 50 | lb/ft |
| A | 14.7 | in² |
| d | 18 | in |
| bf | 7.5 | in |
| tf | 0.57 | in |
| tw | 0.355 | in |
| Ix | 800 | in⁴ |
| Sx | 88.9 | in³ |
| Zx | 101 | in³ |
| rx | 7.38 | in |
| Iy | 40.1 | in⁴ |
| Sy | 10.7 | in³ |
| Zy | 16.6 | in³ |
| ry | 1.65 | in |
Other sizes in the W18 series
Relevant tools
- Steel Shape Properties Table
search and compare W18x50 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