RHS 220×120×12.5
Rectangular hollow sections from British-Sections-1 and Eurocode 3 UK shared angle/hollow tables.
Outline drawn from the published dimensions. Fillets and root radii are not shown.
Dimensions
| Property | Metric | Imperial |
|---|---|---|
| Height | 220 mm | 8.6614 in |
| Width | 120 mm | 4.7244 in |
| Thickness, t | 12.5 mm | 0.492126 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 45,600,000 mm⁴ | 109.5544 in⁴ |
| Elastic modulus, Sₓ | 415,000 mm³ | 25.3249 in³ |
| Plastic modulus, Zₓ | 530,000 mm³ | 32.3426 in³ |
| Radius of gyration, rₓ | 76.9 mm | 3.0276 in |
| Distance to top fibre | 110 mm | 4.3307 in |
| Distance to bottom fibre | 110 mm | 4.3307 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 17,100,000 mm⁴ | 41.0829 in⁴ |
| Elastic modulus, S_y | 285,000 mm³ | 17.3918 in³ |
| Plastic modulus, Z_y | 341,000 mm³ | 20.8091 in³ |
| Radius of gyration, r_y | 47.1 mm | 1.8543 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 40,900,000 mm⁴ | 98.2626 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 60.5 kg/m | 40.6541 lb/ft |