75×50×3.0 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 | 75 mm | 2.9528 in |
| Width | 50 mm | 1.9685 in |
| Thickness, t | 3 mm | 0.11811 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 522,000 mm⁴ | 1.2541 in⁴ |
| Elastic modulus, Sₓ | 13,920 mm³ | 0.849451 in³ |
| Plastic modulus, Zₓ | 17,100 mm³ | 1.0435 in³ |
| Radius of gyration, rₓ | 27.485 mm | 1.0821 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 | 278,000 mm⁴ | 0.667898 in⁴ |
| Elastic modulus, S_y | 11,120 mm³ | 0.678584 in³ |
| Plastic modulus, Z_y | 12,900 mm³ | 0.787206 in³ |
| Radius of gyration, r_y | 20.0578 mm | 0.789677 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 593,000 mm⁴ | 1.4247 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 5.4244 kg/m | 3.645 lb/ft |