1200 WB 278
Welded beams from Australian-Sections.xlsx (Sheets 1-19).
Outline drawn from the published dimensions. Fillets and root radii are not shown.
Dimensions
| Property | Metric | Imperial |
|---|---|---|
| Depth, d | 1,170 mm | 46.063 in |
| Flange width, b_f | 350 mm | 13.7795 in |
| Web thickness, t_w | 16 mm | 0.629921 in |
| Flange thickness, t_f | 25 mm | 0.984252 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 7.61000e+9 mm⁴ | 18,283.098 in⁴ |
| Elastic modulus, Sₓ | 13,008,546.79 mm³ | 793.8302 in³ |
| Plastic modulus, Zₓ | 15,000,000 mm³ | 915.3562 in³ |
| Radius of gyration, rₓ | 463.5195 mm | 18.2488 in |
| Distance to top fibre | 585 mm | 23.0315 in |
| Distance to bottom fibre | 585 mm | 23.0315 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 179,000,000 mm⁴ | 430.0492 in⁴ |
| Elastic modulus, S_y | 1,022,857.143 mm³ | 62.4186 in³ |
| Plastic modulus, Z_y | 1,600,000 mm³ | 97.638 in³ |
| Radius of gyration, r_y | 71.089 mm | 2.7988 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 5,180,000 mm⁴ | 12.445 in⁴ |
| Warping constant, C_w | 5.87000e+13 mm⁶ | 218,592.78 in⁶ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 278 kg/m | 186.8074 lb/ft |