HA254×203×7.9
Rectangular 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 | 203.2 mm | 8 in |
| Design wall thickness | 7.15 mm | 0.281496 in |
| Nominal wall thickness | 7.94 mm | 0.312598 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 58,600,000 mm⁴ | 140.7871 in⁴ |
| Elastic modulus, Sₓ | 462,000 mm³ | 28.193 in³ |
| Plastic modulus, Zₓ | 548,000 mm³ | 33.441 in³ |
| Radius of gyration, rₓ | 97.2 mm | 3.8268 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 | 41,600,000 mm⁴ | 99.9444 in⁴ |
| Elastic modulus, S_y | 410,000 mm³ | 25.0197 in³ |
| Plastic modulus, Z_y | 470,000 mm³ | 28.6812 in³ |
| Radius of gyration, r_y | 81.9 mm | 3.2244 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 76,900,000 mm⁴ | 184.753 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 53.7 kg/m | 36.2 lb/ft |