W21x68
Wide flange from AISC Shapes Database v16.0. Also designated W530X101.
Outline drawn from the published dimensions. Fillets and root radii are not shown.
Dimensions
| Property | Metric | Imperial |
|---|---|---|
| Depth, d | 536 mm | 21.1 in |
| Flange width, b_f | 210 mm | 8.27 in |
| Web thickness, t_w | 10.9 mm | 0.43 in |
| Flange thickness, t_f | 17.4 mm | 0.685 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 616,000,000 mm⁴ | 1,480 in⁴ |
| Elastic modulus, Sₓ | 2,290,000 mm³ | 140 in³ |
| Plastic modulus, Zₓ | 2,620,000 mm³ | 160 in³ |
| Radius of gyration, rₓ | 218 mm | 8.6 in |
| Distance to top fibre | 268 mm | 10.55 in |
| Distance to bottom fibre | 268 mm | 10.55 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 26,900,000 mm⁴ | 64.7 in⁴ |
| Elastic modulus, S_y | 257,000 mm³ | 15.7 in³ |
| Plastic modulus, Z_y | 400,000 mm³ | 24.4 in³ |
| Radius of gyration, r_y | 45.7 mm | 1.8 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 1,020,000 mm⁴ | 2.45 in⁴ |
| Warping constant, C_w | 1.82000e+12 mm⁶ | 6,760 in⁶ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 101 kg/m | 68 lb/ft |