HS89×3.2
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 | 3.18 mm | 0.125197 in |
| Nominal wall thickness | 3.18 mm | 0.125197 in |
| Outside diameter | 88.9 mm | 3.5 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 788,000 mm⁴ | 1.8932 in⁴ |
| Elastic modulus, Sₓ | 17,700 mm³ | 1.0801 in³ |
| Plastic modulus, Zₓ | 23,400 mm³ | 1.428 in³ |
| Radius of gyration, rₓ | 30.3 mm | 1.1929 in |
| Distance to top fibre | 44.45 mm | 1.75 in |
| Distance to bottom fibre | 44.45 mm | 1.75 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 788,000 mm⁴ | 1.8932 in⁴ |
| Elastic modulus, S_y | 17,700 mm³ | 1.0801 in³ |
| Plastic modulus, Z_y | 23,400 mm³ | 1.428 in³ |
| Radius of gyration, r_y | 30.3 mm | 1.1929 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 1,580,000 mm⁴ | 3.796 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 6.72 kg/m | 4.51 lb/ft |