HS508×25
Round 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 |
|---|---|---|
| Design wall thickness | 25.4 mm | 1 in |
| Nominal wall thickness | 25.4 mm | 1 in |
| Outside diameter | 508 mm | 20 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 1.12000e+9 mm⁴ | 2,690.811 in⁴ |
| Elastic modulus, Sₓ | 4,430,000 mm³ | 270.3352 in³ |
| Plastic modulus, Zₓ | 5,920,000 mm³ | 361.2606 in³ |
| Radius of gyration, rₓ | 171 mm | 6.7323 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 | 1.12000e+9 mm⁴ | 2,690.811 in⁴ |
| Elastic modulus, S_y | 4,430,000 mm³ | 270.3352 in³ |
| Plastic modulus, Z_y | 5,920,000 mm³ | 361.2606 in³ |
| Radius of gyration, r_y | 171 mm | 6.7323 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 2.25000e+9 mm⁴ | 5,405.647 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 302 kg/m | 203 lb/ft |