Steel Beam Sizes / Australia / Welded Beams / 900 WB 257
900 WB 257 Steel Beam Dimensions and Properties
ASNZS Welded beams · v2019.11
Diagram, properties emphasis, and nearby alternatives use the selected unit system.
Section diagram
900 WB 257 dimensions
Not to scale. Dimensions shown for reference.
Section properties
Symbols match the steel section finder. Imperial and metric values are shown side by side.
| Property | Imperial | Metric |
|---|---|---|
| Weight | 172.70 lb/ft | 257.00 kg/m |
| Depth, d | 36.06 in | 916.00 mm |
| Flange width, bf | 15.75 in | 400.00 mm |
| tw | 0.472 in | 12.000 mm |
| tf | 1.102 in | 28.000 mm |
| Area | 50.72 in² | 32,720.00 mm² |
| Ix | 12,132.67 in⁴ | 5,049,999,872 mm⁴ |
| Iy | 718.35 in⁴ | 299,000,000 mm⁴ |
| Sx | 672.86 in³ | 11,026,201 mm³ |
| Sy | 91.23 in³ | 1,495,000 mm³ |
| Zx | 744.49 in³ | 12,200,000 mm³ |
| Zy | 138.52 in³ | 2,270,000 mm³ |
| rx | 15.47 in | 392.86 mm |
| ry | 3.76 in | 95.59 mm |
| J | 15.26 in⁴ | 6,350,000 mm⁴ |
| Cw | 219,337.55 in⁶ | 58,899,998,703,616 mm⁶ |
Alternatives
Useful nearby sections
Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus 900 WB 257.
Lighter in Welded beams
1200 WB 249
- Weight
- 249.0 kg/m (-3.1%)
- Depth
- 1,170.0 mm (+28%)
- Ix
- 6,380,000,256 mm⁴ (+26%)
Heavier in Welded beams
1000 WB 258
- Weight
- 258.0 kg/m (+0.4%)
- Depth
- 1,010.0 mm (+10%)
- Ix
- 5,430,000,128 mm⁴ (+7.5%)
Closest Iₓ in Welded beams
900 WB 282
- Weight
- 282.0 kg/m (+9.7%)
- Depth
- 924.0 mm (+0.9%)
- Ix
- 5,729,999,872 mm⁴ (+13%)
Source: Australian-Sections.xlsx (Sheets 1-19) · v2019.11 · Methodology