HA273×6.4
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 | 5.72 mm | 0.225197 in |
| Nominal wall thickness | 6.35 mm | 0.25 in |
| Outside diameter | 273.1 mm | 10.752 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 43,000,000 mm⁴ | 103.3079 in⁴ |
| Elastic modulus, Sₓ | 315,000 mm³ | 19.2225 in³ |
| Plastic modulus, Zₓ | 409,000 mm³ | 24.9587 in³ |
| Radius of gyration, rₓ | 94.6 mm | 3.7244 in |
| Distance to top fibre | 136.55 mm | 5.376 in |
| Distance to bottom fibre | 136.55 mm | 5.376 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 43,000,000 mm⁴ | 103.3079 in⁴ |
| Elastic modulus, S_y | 315,000 mm³ | 19.2225 in³ |
| Plastic modulus, Z_y | 409,000 mm³ | 24.9587 in³ |
| Radius of gyration, r_y | 94.6 mm | 3.7244 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 85,900,000 mm⁴ | 206.3756 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 41.8 kg/m | 28.1 lb/ft |