HS127×102×7.9
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 | 127 mm | 5 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 | 6,920,000 mm⁴ | 16.6254 in⁴ |
| Elastic modulus, Sₓ | 109,000 mm³ | 6.6516 in³ |
| Plastic modulus, Zₓ | 135,000 mm³ | 8.2382 in³ |
| Radius of gyration, rₓ | 46.4 mm | 1.8268 in |
| Distance to top fibre | 63.5 mm | 2.5 in |
| Distance to bottom fibre | 63.5 mm | 2.5 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 4,870,000 mm⁴ | 11.7002 in⁴ |
| Elastic modulus, S_y | 95,900 mm³ | 5.8522 in³ |
| Plastic modulus, Z_y | 116,000 mm³ | 7.0788 in³ |
| Radius of gyration, r_y | 38.9 mm | 1.5315 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 9,540,000 mm⁴ | 22.9199 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 25.2 kg/m | 17 lb/ft |