HA457×457×13
Square HSS from CISC Structural Section Tables SST12.1.
Outline drawn from the published dimensions. Fillets and root radii are not shown.
Dimensions
| Property | Metric | Imperial |
|---|---|---|
| Height | 457.2 mm | 18 in |
| Width | 457.2 mm | 18 in |
| Design wall thickness | 11.43 mm | 0.45 in |
| Nominal wall thickness | 12.7 mm | 0.5 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 658,000,000 mm⁴ | 1,580.851 in⁴ |
| Elastic modulus, Sₓ | 2,880,000 mm³ | 175.7484 in³ |
| Plastic modulus, Zₓ | 3,330,000 mm³ | 203.2091 in³ |
| Radius of gyration, rₓ | 181 mm | 7.126 in |
| Distance to top fibre | 228.6 mm | 9 in |
| Distance to bottom fibre | 228.6 mm | 9 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 658,000,000 mm⁴ | 1,580.851 in⁴ |
| Elastic modulus, S_y | 2,880,000 mm³ | 175.7484 in³ |
| Plastic modulus, Z_y | 3,330,000 mm³ | 203.2091 in³ |
| Radius of gyration, r_y | 181 mm | 7.126 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 1.03000e+9 mm⁴ | 2,474.585 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 174 kg/m | 117 lb/ft |