HA305×203×13
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 | 203.2 mm | 8 in |
| Design wall thickness | 11.43 mm | 0.45 in |
| Nominal wall thickness | 12.7 mm | 0.5 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 135,000,000 mm⁴ | 324.3388 in⁴ |
| Elastic modulus, Sₓ | 886,000 mm³ | 54.067 in³ |
| Plastic modulus, Zₓ | 1,090,000 mm³ | 66.5159 in³ |
| Radius of gyration, rₓ | 112 mm | 4.4094 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 | 72,000,000 mm⁴ | 172.9807 in⁴ |
| Elastic modulus, S_y | 709,000 mm³ | 43.2658 in³ |
| Plastic modulus, Z_y | 821,000 mm³ | 50.1005 in³ |
| Radius of gyration, r_y | 81.8 mm | 3.2205 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 152,000,000 mm⁴ | 365.1815 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 93 kg/m | 62.5 lb/ft |