HS508×305×16
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 | 15.88 mm | 0.625197 in |
| Nominal wall thickness | 15.88 mm | 0.625197 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 831,000,000 mm⁴ | 1,996.485 in⁴ |
| Elastic modulus, Sₓ | 3,270,000 mm³ | 199.5476 in³ |
| Plastic modulus, Zₓ | 4,020,000 mm³ | 245.3155 in³ |
| Radius of gyration, rₓ | 186 mm | 7.3228 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 | 376,000,000 mm⁴ | 903.3436 in⁴ |
| Elastic modulus, S_y | 2,470,000 mm³ | 150.7286 in³ |
| Plastic modulus, Z_y | 2,820,000 mm³ | 172.087 in³ |
| Radius of gyration, r_y | 125 mm | 4.9213 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 838,000,000 mm⁴ | 2,013.303 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 190 kg/m | 127 lb/ft |