W21x57 Dimensions
The steel beam dimensions for the W21x57 section can be seen in the table. The depth of the section is 21.1 in. The width of the section is 6.56 in.
| Dimension | Value |
|---|---|
| Depth | 21.1 in |
| Top Width | 6.56 in |
| Top Thickness | 0.65 in |
| Bottom Width | 6.56 in |
| Bottom Thickness | 0.65 in |
| Web Thickness | 0.405 in |
| Fillet Radius | 0.5 in |
W21x57 Section Properties
The W21x57 section has an area of 16.7in2. The below table outlines the W21x57 section properties including the torsion constant as well as moment of inertia and plastic modulus properties.
| A | J | Iyp | Izp | Alpha | Cy | Cz | Iw | Plastic Mod Yp | Plastic Mod Xp |
|---|---|---|---|---|---|---|---|---|---|
| 16.7 in2 | 1.77 in4 | 30.6 in4 | 1170 in4 | 0 deg | 0 in | 0 in | 3190 in6 | 14.8 in3 | 129 in3 |
Materials and Design Standards W21x57
This section is typically designed using the design standard AISC 360-16 LRFD and is manufactured using a hot rolled process as it is a steel section.
