W21x166
Wide flange from AISC Shapes Database v16.0. Also designated W530X248.
Outline drawn from the published dimensions. Fillets and root radii are not shown.
Dimensions
| Property | Metric | Imperial |
|---|---|---|
| Depth, d | 572 mm | 22.5 in |
| Flange width, b_f | 315 mm | 12.4 in |
| Web thickness, t_w | 19.1 mm | 0.75 in |
| Flange thickness, t_f | 34.5 mm | 1.36 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 1.78000e+9 mm⁴ | 4,280 in⁴ |
| Elastic modulus, Sₓ | 6,230,000 mm³ | 380 in³ |
| Plastic modulus, Zₓ | 7,080,000 mm³ | 432 in³ |
| Radius of gyration, rₓ | 238 mm | 9.36 in |
| Distance to top fibre | 286 mm | 11.25 in |
| Distance to bottom fibre | 286 mm | 11.25 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 181,000,000 mm⁴ | 435 in⁴ |
| Elastic modulus, S_y | 1,150,000 mm³ | 70 in³ |
| Plastic modulus, Z_y | 1,770,000 mm³ | 108 in³ |
| Radius of gyration, r_y | 75.9 mm | 2.99 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 9,820,000 mm⁴ | 23.6 in⁴ |
| Warping constant, C_w | 1.30000e+13 mm⁶ | 48,500 in⁶ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 248 kg/m | 166 lb/ft |