HS508×508×25
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 | 508 mm | 20 in |
| Width | 508 mm | 20 in |
| Design wall thickness | 25.4 mm | 1 in |
| Nominal wall thickness | 25.4 mm | 1 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 1.81000e+9 mm⁴ | 4,348.542 in⁴ |
| Elastic modulus, Sₓ | 7,110,000 mm³ | 433.8788 in³ |
| Plastic modulus, Zₓ | 8,470,000 mm³ | 516.8711 in³ |
| Radius of gyration, rₓ | 195 mm | 7.6772 in |
| Distance to top fibre | 254 mm | 10 in |
| Distance to bottom fibre | 254 mm | 10 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 1.81000e+9 mm⁴ | 4,348.542 in⁴ |
| Elastic modulus, S_y | 7,110,000 mm³ | 433.8788 in³ |
| Plastic modulus, Z_y | 8,470,000 mm³ | 516.8711 in³ |
| Radius of gyration, r_y | 195 mm | 7.6772 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 2.92000e+9 mm⁴ | 7,015.328 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 372 kg/m | 250 lb/ft |