HSS 7x7x1/2
Square HSS from AISC Shapes Database v16.0. Also designated HSS177.8X177.8X12.7.
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 | 11.8 mm | 0.465 in |
| Nominal wall thickness | 12.7 mm | 0.5 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 33,500,000 mm⁴ | 80.5 in⁴ |
| Elastic modulus, Sₓ | 377,000 mm³ | 23 in³ |
| Plastic modulus, Zₓ | 457,000 mm³ | 27.9 in³ |
| Radius of gyration, rₓ | 66.8 mm | 2.63 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 | 33,500,000 mm⁴ | 80.5 in⁴ |
| Elastic modulus, S_y | 377,000 mm³ | 23 in³ |
| Plastic modulus, Z_y | 457,000 mm³ | 27.9 in³ |
| Radius of gyration, r_y | 66.8 mm | 2.63 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 55,400,000 mm⁴ | 133 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 62.4 kg/m | 42.05 lb/ft |