HSS 20.000x0.313
Round HSS from AISC Shapes Database v16.0. Also designated HSS508X7.9.
Outline drawn from the published dimensions. Fillets and root radii are not shown.
Dimensions
| Property | Metric | Imperial |
|---|---|---|
| Design wall thickness | 7.39 mm | 0.291 in |
| Nominal wall thickness | 7.95 mm | 0.313 in |
| Outside diameter | 508 mm | 20 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 364,000,000 mm⁴ | 874 in⁴ |
| Elastic modulus, Sₓ | 1,430,000 mm³ | 87.4 in³ |
| Plastic modulus, Zₓ | 1,850,000 mm³ | 113 in³ |
| Radius of gyration, rₓ | 177 mm | 6.97 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 | 364,000,000 mm⁴ | 874 in⁴ |
| Elastic modulus, S_y | 1,430,000 mm³ | 87.4 in³ |
| Plastic modulus, Z_y | 1,850,000 mm³ | 113 in³ |
| Radius of gyration, r_y | 177 mm | 6.97 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 728,000,000 mm⁴ | 1,750 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 97.9 kg/m | 65.77 lb/ft |