W12x30
Wide flange from AISC Shapes Database v16.0. Also designated W310X44.5.
Outline drawn from the published dimensions. Fillets and root radii are not shown.
Dimensions
| Property | Metric | Imperial |
|---|---|---|
| Depth, d | 312 mm | 12.3 in |
| Flange width, b_f | 166 mm | 6.52 in |
| Web thickness, t_w | 6.6 mm | 0.26 in |
| Flange thickness, t_f | 11.2 mm | 0.44 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 99,100,000 mm⁴ | 238 in⁴ |
| Elastic modulus, Sₓ | 633,000 mm³ | 38.6 in³ |
| Plastic modulus, Zₓ | 706,000 mm³ | 43.1 in³ |
| Radius of gyration, rₓ | 132 mm | 5.21 in |
| Distance to top fibre | 156 mm | 6.15 in |
| Distance to bottom fibre | 156 mm | 6.15 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 8,450,000 mm⁴ | 20.3 in⁴ |
| Elastic modulus, S_y | 102,000 mm³ | 6.24 in³ |
| Plastic modulus, Z_y | 157,000 mm³ | 9.56 in³ |
| Radius of gyration, r_y | 38.6 mm | 1.52 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 190,000 mm⁴ | 0.457 in⁴ |
| Warping constant, C_w | 1.93000e+11 mm⁶ | 720 in⁶ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 44.5 kg/m | 30 lb/ft |