HS305×152×7.9
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 | 304.8 mm | 12 in |
| Width | 152.4 mm | 6 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 | 81,600,000 mm⁴ | 196.0448 in⁴ |
| Elastic modulus, Sₓ | 535,000 mm³ | 32.6477 in³ |
| Plastic modulus, Zₓ | 666,000 mm³ | 40.6418 in³ |
| Radius of gyration, rₓ | 109 mm | 4.2913 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 | 27,700,000 mm⁴ | 66.5495 in⁴ |
| Elastic modulus, S_y | 364,000 mm³ | 22.2126 in³ |
| Plastic modulus, Z_y | 411,000 mm³ | 25.0808 in³ |
| Radius of gyration, r_y | 63.7 mm | 2.5079 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 67,400,000 mm⁴ | 161.9291 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 53.7 kg/m | 36.2 lb/ft |