HS203×102×7.9
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 | 203.2 mm | 8 in |
| Width | 101.6 mm | 4 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 | 22,500,000 mm⁴ | 54.0565 in⁴ |
| Elastic modulus, Sₓ | 221,000 mm³ | 13.4862 in³ |
| Plastic modulus, Zₓ | 281,000 mm³ | 17.1477 in³ |
| Radius of gyration, rₓ | 71.2 mm | 2.8032 in |
| Distance to top fibre | 101.6 mm | 4 in |
| Distance to bottom fibre | 101.6 mm | 4 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 7,530,000 mm⁴ | 18.0909 in⁴ |
| Elastic modulus, S_y | 148,000 mm³ | 9.0315 in³ |
| Plastic modulus, Z_y | 172,000 mm³ | 10.4961 in³ |
| Radius of gyration, r_y | 41.3 mm | 1.626 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 18,800,000 mm⁴ | 45.1672 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 34.7 kg/m | 23.4 lb/ft |