HS89×89×7.9
Square 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 |
|---|---|---|
| Height | 88.9 mm | 3.5 in |
| Width | 88.9 mm | 3.5 in |
| Design wall thickness | 7.94 mm | 0.312598 in |
| Nominal wall thickness | 7.94 mm | 0.312598 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 2,540,000 mm⁴ | 6.1024 in⁴ |
| Elastic modulus, Sₓ | 57,100 mm³ | 3.4845 in³ |
| Plastic modulus, Zₓ | 71,300 mm³ | 4.351 in³ |
| Radius of gyration, rₓ | 32.5 mm | 1.2795 in |
| Distance to top fibre | 44.45 mm | 1.75 in |
| Distance to bottom fibre | 44.45 mm | 1.75 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 2,540,000 mm⁴ | 6.1024 in⁴ |
| Elastic modulus, S_y | 57,100 mm³ | 3.4845 in³ |
| Plastic modulus, Z_y | 71,300 mm³ | 4.351 in³ |
| Radius of gyration, r_y | 32.5 mm | 1.2795 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 4,330,000 mm⁴ | 10.4029 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 18.9 kg/m | 12.7 lb/ft |