HS305×305×19
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 | 304.8 mm | 12 in |
| Width | 304.8 mm | 12 in |
| Design wall thickness | 19.05 mm | 0.75 in |
| Nominal wall thickness | 19.05 mm | 0.75 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 277,000,000 mm⁴ | 665.4952 in⁴ |
| Elastic modulus, Sₓ | 1,820,000 mm³ | 111.0632 in³ |
| Plastic modulus, Zₓ | 2,200,000 mm³ | 134.2522 in³ |
| Radius of gyration, rₓ | 115 mm | 4.5276 in |
| Distance to top fibre | 152.4 mm | 6 in |
| Distance to bottom fibre | 152.4 mm | 6 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 277,000,000 mm⁴ | 665.4952 in⁴ |
| Elastic modulus, S_y | 1,820,000 mm³ | 111.0632 in³ |
| Plastic modulus, Z_y | 2,200,000 mm³ | 134.2522 in³ |
| Radius of gyration, r_y | 115 mm | 4.5276 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 456,000,000 mm⁴ | 1,095.544 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 164 kg/m | 110 lb/ft |