RSJ 127×114×29
Rolled steel joists 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 |
|---|---|---|
| Depth, d | 127 mm | 5 in |
| Flange width, b_f | 114.3 mm | 4.5 in |
| Web thickness, t_w | 10.2 mm | 0.401575 in |
| Flange thickness, t_f | 11.5 mm | 0.452756 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 9,790,000 mm⁴ | 23.5206 in⁴ |
| Elastic modulus, Sₓ | 154,000 mm³ | 9.3977 in³ |
| Plastic modulus, Zₓ | 181,000 mm³ | 11.0453 in³ |
| Radius of gyration, rₓ | 51.2 mm | 2.0157 in |
| Distance to top fibre | 63.5 mm | 2.5 in |
| Distance to bottom fibre | 63.5 mm | 2.5 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 2,420,000 mm⁴ | 5.8141 in⁴ |
| Elastic modulus, S_y | 42,300 mm³ | 2.5813 in³ |
| Plastic modulus, Z_y | 70,800 mm³ | 4.3205 in³ |
| Radius of gyration, r_y | 25.4 mm | 1 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 208,000 mm⁴ | 0.499722 in⁴ |
| Warping constant, C_w | 8.07000e+9 mm⁶ | 30.0519 in⁶ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 29 kg/m | 19.4871 lb/ft |