W21x48
Wide flange from AISC Shapes Database v16.0. Also designated W530X72.
Outline drawn from the published dimensions. Fillets and root radii are not shown.
Dimensions
| Property | Metric | Imperial |
|---|---|---|
| Depth, d | 523 mm | 20.6 in |
| Flange width, b_f | 207 mm | 8.14 in |
| Web thickness, t_w | 8.89 mm | 0.35 in |
| Flange thickness, t_f | 10.9 mm | 0.43 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 399,000,000 mm⁴ | 959 in⁴ |
| Elastic modulus, Sₓ | 1,520,000 mm³ | 93 in³ |
| Plastic modulus, Zₓ | 1,750,000 mm³ | 107 in³ |
| Radius of gyration, rₓ | 209 mm | 8.24 in |
| Distance to top fibre | 261.5 mm | 10.3 in |
| Distance to bottom fibre | 261.5 mm | 10.3 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 16,100,000 mm⁴ | 38.7 in⁴ |
| Elastic modulus, S_y | 156,000 mm³ | 9.52 in³ |
| Plastic modulus, Z_y | 244,000 mm³ | 14.9 in³ |
| Radius of gyration, r_y | 42.2 mm | 1.66 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 334,000 mm⁴ | 0.803 in⁴ |
| Warping constant, C_w | 1.06000e+12 mm⁶ | 3,950 in⁶ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 72 kg/m | 48 lb/ft |