125×75×2.8 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 | 2.8 mm | 0.110236 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 2,290,000 mm⁴ | 5.5017 in⁴ |
| Elastic modulus, Sₓ | 36,640 mm³ | 2.2359 in³ |
| Plastic modulus, Zₓ | 44,400 mm³ | 2.7095 in³ |
| Radius of gyration, rₓ | 46.2622 mm | 1.8213 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 | 1,040,000 mm⁴ | 2.4986 in⁴ |
| Elastic modulus, S_y | 27,733.333 mm³ | 1.6924 in³ |
| Plastic modulus, Z_y | 31,300 mm³ | 1.91 in³ |
| Radius of gyration, r_y | 31.1763 mm | 1.2274 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 2,280,000 mm⁴ | 5.4777 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 8.3995 kg/m | 5.6442 lb/ft |