125×75×3.3 RHS
Rectangular 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 | 125 mm | 4.9213 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 | 2,600,000 mm⁴ | 6.2465 in⁴ |
| Elastic modulus, Sₓ | 41,600 mm³ | 2.5386 in³ |
| Plastic modulus, Zₓ | 50,900 mm³ | 3.1061 in³ |
| Radius of gyration, rₓ | 45.7905 mm | 1.8028 in |
| Distance to top fibre | 62.5 mm | 2.4606 in |
| Distance to bottom fibre | 62.5 mm | 2.4606 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 1,190,000 mm⁴ | 2.859 in⁴ |
| Elastic modulus, S_y | 31,733.333 mm³ | 1.9365 in³ |
| Plastic modulus, Z_y | 35,900 mm³ | 2.1908 in³ |
| Radius of gyration, r_y | 30.9787 mm | 1.2196 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 2,660,000 mm⁴ | 6.3907 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 9.734 kg/m | 6.5409 lb/ft |