75×3.3 SHS
Square hollow sections from Australian-Sections.xlsx (Sheets 1-19).
Outline drawn from the published dimensions. Fillets and root radii are not shown.
Dimensions
| Property | Metric | Imperial |
|---|---|---|
| Height | 75 mm | 2.9528 in |
| Width | 75 mm | 2.9528 in |
| Thickness, t | 3.3 mm | 0.129921 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 761,000 mm⁴ | 1.8283 in⁴ |
| Elastic modulus, Sₓ | 20,293.333 mm³ | 1.2384 in³ |
| Plastic modulus, Zₓ | 24,100 mm³ | 1.4707 in³ |
| Radius of gyration, rₓ | 28.9341 mm | 1.1391 in |
| Distance to top fibre | 37.5 mm | 1.4764 in |
| Distance to bottom fibre | 37.5 mm | 1.4764 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 761,000 mm⁴ | 1.8283 in⁴ |
| Elastic modulus, S_y | 20,293.333 mm³ | 1.2384 in³ |
| Plastic modulus, Z_y | 24,100 mm³ | 1.4707 in³ |
| Radius of gyration, r_y | 28.9341 mm | 1.1391 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 1,250,000 mm⁴ | 3.0031 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 7.1357 kg/m | 4.7949 lb/ft |