RHS 180×100×8
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 | 180 mm | 7.0866 in |
| Width | 100 mm | 3.937 in |
| Thickness, t | 8 mm | 0.314961 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 17,100,000 mm⁴ | 41.0829 in⁴ |
| Elastic modulus, Sₓ | 190,000 mm³ | 11.5945 in³ |
| Plastic modulus, Zₓ | 239,000 mm³ | 14.5847 in³ |
| Radius of gyration, rₓ | 64.2 mm | 2.5276 in |
| Distance to top fibre | 90 mm | 3.5433 in |
| Distance to bottom fibre | 90 mm | 3.5433 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 6,710,000 mm⁴ | 16.1208 in⁴ |
| Elastic modulus, S_y | 134,000 mm³ | 8.1772 in³ |
| Plastic modulus, Z_y | 157,000 mm³ | 9.5807 in³ |
| Radius of gyration, r_y | 40.2 mm | 1.5827 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 15,600,000 mm⁴ | 37.4792 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 32.6 kg/m | 21.9062 lb/ft |