HS254×254×7.9
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 | 254 mm | 10 in |
| Width | 254 mm | 10 in |
| Design wall thickness | 7.94 mm | 0.312598 in |
| Nominal wall thickness | 7.94 mm | 0.312598 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 76,400,000 mm⁴ | 183.5517 in⁴ |
| Elastic modulus, Sₓ | 601,000 mm³ | 36.6753 in³ |
| Plastic modulus, Zₓ | 701,000 mm³ | 42.7776 in³ |
| Radius of gyration, rₓ | 99.9 mm | 3.9331 in |
| Distance to top fibre | 127 mm | 5 in |
| Distance to bottom fibre | 127 mm | 5 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 76,400,000 mm⁴ | 183.5517 in⁴ |
| Elastic modulus, S_y | 601,000 mm³ | 36.6753 in³ |
| Plastic modulus, Z_y | 701,000 mm³ | 42.7776 in³ |
| Radius of gyration, r_y | 99.9 mm | 3.9331 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 120,000,000 mm⁴ | 288.3012 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 60.1 kg/m | 40.4 lb/ft |