W21x275 — Dimensions and Section Properties
Dimensions and key properties
- Weight
- = 275 lb/ft
- A
- = 81.8 in²
- d
- = 24.1 in
- Ix
- = 7,690 in⁴
- Sx
- = 638 in³
- Zx
- = 749 in³
- rx
- = 9.7 in
- ry
- = 3.1 in
Section properties
| Property | Value | Unit |
|---|---|---|
| Weight | 275 | lb/ft |
| A | 81.8 | in² |
| d | 24.1 | in |
| bf | 12.9 | in |
| tf | 2.19 | in |
| tw | 1.22 | in |
| Ix | 7,690 | in⁴ |
| Sx | 638 | in³ |
| Zx | 749 | in³ |
| rx | 9.7 | in |
| Iy | 787 | in⁴ |
| Sy | 122 | in³ |
| Zy | 191 | in³ |
| ry | 3.1 | in |
Other sizes in the W21 series
Relevant tools
- Steel Shape Properties Table
search and compare W21x275 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