HSS 6.625x0.125
Round HSS from AISC Shapes Database v16.0. Also designated HSS168.3X3.2.
Outline drawn from the published dimensions. Fillets and root radii are not shown.
Dimensions
| Property | Metric | Imperial |
|---|---|---|
| Design wall thickness | 2.95 mm | 0.116 in |
| Nominal wall thickness | 3.18 mm | 0.125 in |
| Outside diameter | 168 mm | 6.63 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 5,240,000 mm⁴ | 12.6 in⁴ |
| Elastic modulus, Sₓ | 62,100 mm³ | 3.79 in³ |
| Plastic modulus, Zₓ | 80,600 mm³ | 4.92 in³ |
| Radius of gyration, rₓ | 58.4 mm | 2.3 in |
| Distance to top fibre | 84 mm | 3.315 in |
| Distance to bottom fibre | 84 mm | 3.315 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 5,240,000 mm⁴ | 12.6 in⁴ |
| Elastic modulus, S_y | 62,100 mm³ | 3.79 in³ |
| Plastic modulus, Z_y | 80,600 mm³ | 4.92 in³ |
| Radius of gyration, r_y | 58.4 mm | 2.3 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 10,400,000 mm⁴ | 25.1 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 12.9 kg/m | 8.69 lb/ft |