HS406×6.4
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 | 6.35 mm | 0.25 in |
| Nominal wall thickness | 6.35 mm | 0.25 in |
| Outside diameter | 406.4 mm | 16 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 160,000,000 mm⁴ | 384.4015 in⁴ |
| Elastic modulus, Sₓ | 786,000 mm³ | 47.9647 in³ |
| Plastic modulus, Zₓ | 1,020,000 mm³ | 62.2442 in³ |
| Radius of gyration, rₓ | 141 mm | 5.5512 in |
| Distance to top fibre | 203.2 mm | 8 in |
| Distance to bottom fibre | 203.2 mm | 8 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 160,000,000 mm⁴ | 384.4015 in⁴ |
| Elastic modulus, S_y | 786,000 mm³ | 47.9647 in³ |
| Plastic modulus, Z_y | 1,020,000 mm³ | 62.2442 in³ |
| Radius of gyration, r_y | 141 mm | 5.5512 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 319,000,000 mm⁴ | 766.4006 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 62.6 kg/m | 42.1 lb/ft |