HA324×6.4
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 | 323.9 mm | 12.752 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 72,400,000 mm⁴ | 173.9417 in⁴ |
| Elastic modulus, Sₓ | 447,000 mm³ | 27.2776 in³ |
| Plastic modulus, Zₓ | 579,000 mm³ | 35.3327 in³ |
| Radius of gyration, rₓ | 113 mm | 4.4488 in |
| Distance to top fibre | 161.95 mm | 6.376 in |
| Distance to bottom fibre | 161.95 mm | 6.376 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 72,400,000 mm⁴ | 173.9417 in⁴ |
| Elastic modulus, S_y | 447,000 mm³ | 27.2776 in³ |
| Plastic modulus, Z_y | 579,000 mm³ | 35.3327 in³ |
| Radius of gyration, r_y | 113 mm | 4.4488 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 145,000,000 mm⁴ | 348.3639 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 49.7 kg/m | 33.4 lb/ft |