HA168×4.8
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 | 4.3 mm | 0.169291 in |
| Nominal wall thickness | 4.78 mm | 0.188189 in |
| Outside diameter | 168.3 mm | 6.626 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 7,450,000 mm⁴ | 17.8987 in⁴ |
| Elastic modulus, Sₓ | 88,600 mm³ | 5.4067 in³ |
| Plastic modulus, Zₓ | 116,000 mm³ | 7.0788 in³ |
| Radius of gyration, rₓ | 58 mm | 2.2835 in |
| Distance to top fibre | 84.15 mm | 3.313 in |
| Distance to bottom fibre | 84.15 mm | 3.313 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 7,450,000 mm⁴ | 17.8987 in⁴ |
| Elastic modulus, S_y | 88,600 mm³ | 5.4067 in³ |
| Plastic modulus, Z_y | 116,000 mm³ | 7.0788 in³ |
| Radius of gyration, r_y | 58 mm | 2.2835 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 14,900,000 mm⁴ | 35.7974 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 19.3 kg/m | 12.9 lb/ft |