W21x48 — Dimensions and Section Properties
Dimensions and key properties
- Weight
- = 48 lb/ft
- A
- = 14.1 in²
- d
- = 20.6 in
- Ix
- = 959 in⁴
- Sx
- = 93 in³
- Zx
- = 107 in³
- rx
- = 8.24 in
- ry
- = 1.66 in
Section properties
| Property | Value | Unit |
|---|---|---|
| Weight | 48 | lb/ft |
| A | 14.1 | in² |
| d | 20.6 | in |
| bf | 8.14 | in |
| tf | 0.43 | in |
| tw | 0.35 | in |
| Ix | 959 | in⁴ |
| Sx | 93 | in³ |
| Zx | 107 | in³ |
| rx | 8.24 | in |
| Iy | 38.7 | in⁴ |
| Sy | 9.52 | in³ |
| Zy | 14.9 | in³ |
| ry | 1.66 | in |
Other sizes in the W21 series
Relevant tools
- Steel Shape Properties Table
search and compare W21x48 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