HSS 7x7x5/16
Square HSS from AISC Shapes Database v16.0. Also designated HSS177.8X177.8X7.9.
Outline drawn from the published dimensions. Fillets and root radii are not shown.
Dimensions
| Property | Metric | Imperial |
|---|---|---|
| Height | 178 mm | 7 in |
| Width | 178 mm | 7 in |
| Design wall thickness | 7.39 mm | 0.291 in |
| Nominal wall thickness | 7.94 mm | 0.3125 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 23,400,000 mm⁴ | 56.1 in⁴ |
| Elastic modulus, Sₓ | 262,000 mm³ | 16 in³ |
| Plastic modulus, Zₓ | 310,000 mm³ | 18.9 in³ |
| Radius of gyration, rₓ | 69.1 mm | 2.72 in |
| Distance to top fibre | 89 mm | 3.5 in |
| Distance to bottom fibre | 89 mm | 3.5 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 23,400,000 mm⁴ | 56.1 in⁴ |
| Elastic modulus, S_y | 262,000 mm³ | 16 in³ |
| Plastic modulus, Z_y | 310,000 mm³ | 18.9 in³ |
| Radius of gyration, r_y | 69.1 mm | 2.72 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 37,300,000 mm⁴ | 89.7 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 41 kg/m | 27.59 lb/ft |