HS508×305×19
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 | 19.05 mm | 0.75 in |
| Nominal wall thickness | 19.05 mm | 0.75 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 965,000,000 mm⁴ | 2,318.422 in⁴ |
| Elastic modulus, Sₓ | 3,800,000 mm³ | 231.8902 in³ |
| Plastic modulus, Zₓ | 4,710,000 mm³ | 287.4218 in³ |
| Radius of gyration, rₓ | 184 mm | 7.2441 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 | 435,000,000 mm⁴ | 1,045.092 in⁴ |
| Elastic modulus, S_y | 2,860,000 mm³ | 174.5279 in³ |
| Plastic modulus, Z_y | 3,300,000 mm³ | 201.3784 in³ |
| Radius of gyration, r_y | 123 mm | 4.8425 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 982,000,000 mm⁴ | 2,359.264 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 224 kg/m | 151 lb/ft |