HS559×559×25
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 | 558.8 mm | 22 in |
| Width | 558.8 mm | 22 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 | 2.45000e+9 mm⁴ | 5,886.149 in⁴ |
| Elastic modulus, Sₓ | 8,770,000 mm³ | 535.1782 in³ |
| Plastic modulus, Zₓ | 10,400,000 mm³ | 634.6469 in³ |
| Radius of gyration, rₓ | 216 mm | 8.5039 in |
| Distance to top fibre | 279.4 mm | 11 in |
| Distance to bottom fibre | 279.4 mm | 11 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 2.45000e+9 mm⁴ | 5,886.149 in⁴ |
| Elastic modulus, S_y | 8,770,000 mm³ | 535.1782 in³ |
| Plastic modulus, Z_y | 10,400,000 mm³ | 634.6469 in³ |
| Radius of gyration, r_y | 216 mm | 8.5039 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 3.94000e+9 mm⁴ | 9,465.888 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 412 kg/m | 277 lb/ft |