HA141×6.4
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 | 141.3 mm | 5.563 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 5,610,000 mm⁴ | 13.4781 in⁴ |
| Elastic modulus, Sₓ | 79,400 mm³ | 4.8453 in³ |
| Plastic modulus, Zₓ | 105,000 mm³ | 6.4075 in³ |
| Radius of gyration, rₓ | 48 mm | 1.8898 in |
| Distance to top fibre | 70.65 mm | 2.7815 in |
| Distance to bottom fibre | 70.65 mm | 2.7815 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 5,610,000 mm⁴ | 13.4781 in⁴ |
| Elastic modulus, S_y | 79,400 mm³ | 4.8453 in³ |
| Plastic modulus, Z_y | 105,000 mm³ | 6.4075 in³ |
| Radius of gyration, r_y | 48 mm | 1.8898 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 11,200,000 mm⁴ | 26.9081 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 21.1 kg/m | 14.2 lb/ft |