HA508×305×22
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 | 508 mm | 20 in |
| Width | 304.8 mm | 12 in |
| Design wall thickness | 20 mm | 0.787402 in |
| Nominal wall thickness | 22.23 mm | 0.875197 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 1.00000e+9 mm⁴ | 2,402.51 in⁴ |
| Elastic modulus, Sₓ | 3,950,000 mm³ | 241.0438 in³ |
| Plastic modulus, Zₓ | 4,910,000 mm³ | 299.6266 in³ |
| Radius of gyration, rₓ | 183 mm | 7.2047 in |
| Distance to top fibre | 254 mm | 10 in |
| Distance to bottom fibre | 254 mm | 10 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 452,000,000 mm⁴ | 1,085.934 in⁴ |
| Elastic modulus, S_y | 2,970,000 mm³ | 181.2405 in³ |
| Plastic modulus, Z_y | 3,440,000 mm³ | 209.9217 in³ |
| Radius of gyration, r_y | 123 mm | 4.8425 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 1.02000e+9 mm⁴ | 2,450.56 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 258 kg/m | 173 lb/ft |