HA305×152×6.4
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 | 5.72 mm | 0.225197 in |
| Nominal wall thickness | 6.35 mm | 0.25 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 61,100,000 mm⁴ | 146.7933 in⁴ |
| Elastic modulus, Sₓ | 401,000 mm³ | 24.4705 in³ |
| Plastic modulus, Zₓ | 494,000 mm³ | 30.1457 in³ |
| Radius of gyration, rₓ | 110 mm | 4.3307 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 | 21,000,000 mm⁴ | 50.4527 in⁴ |
| Elastic modulus, S_y | 275,000 mm³ | 16.7815 in³ |
| Plastic modulus, Z_y | 306,000 mm³ | 18.6733 in³ |
| Radius of gyration, r_y | 64.6 mm | 2.5433 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 50,100,000 mm⁴ | 120.3657 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 43.5 kg/m | 29.2 lb/ft |