Steel Beam Sizes / CISC / W-Shapes / W250×45
W250×45 Dimensions, Weight and Section Properties
CISC Wide flange · v12.1
W250×45: 266 mm depth, 148 mm flange width, 45 kg/m weight. View the full dimensions and properties in imperial and metric units below.
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Section diagram
W250×45 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 | 30.00 lb/ft | 45.00 kg/m |
| Depth, d | 10.47 in | 266.00 mm |
| Flange width, bf | 5.83 in | 148.00 mm |
| tw | 0.299 in | 7.600 mm |
| tf | 0.512 in | 13.000 mm |
| Area | 8.87 in² | 5,720.00 mm² |
| Ix | 170.82 in⁴ | 71,100,000 mm⁴ |
| Iy | 16.89 in⁴ | 7,030,000 mm⁴ |
| Sx | 32.59 in³ | 534,000.00 mm³ |
| Sy | 5.80 in³ | 95,100.00 mm³ |
| Zx | 36.74 in³ | 602,000.00 mm³ |
| Zy | 8.91 in³ | 146,000.00 mm³ |
| rx | 4.37 in | 111.00 mm |
| ry | 1.38 in | 35.10 mm |
| J | 0.63 in⁴ | 261,000.00 mm⁴ |
| Cw | 420.80 in⁶ | 113,000,000,000 mm⁶ |
Alternatives
Useful nearby sections
Compare weight neighbors, another Ix option, and a nearby depth series when available, with percent change versus W250×45.
Lighter in W250
W250×39
- Weight
- 39.0 kg/m (-13%)
- Depth
- 262.0 mm (-1.5%)
- Ix
- 60,100,000 mm⁴ (-15%)
Heavier in W250
W250×49
- Weight
- 49.0 kg/m (+10%)
- Depth
- 247.0 mm (-7.1%)
- Ix
- 70,600,000 mm⁴ (-0.7%)
Another Iₓ option in W250
W250×58
- Weight
- 58.0 kg/m (+30%)
- Depth
- 252.0 mm (-5.3%)
- Ix
- 87,300,000 mm⁴ (+23%)
Similar weight in W310
W310×45
- Weight
- 45.0 kg/m (0.0%)
- Depth
- 313.0 mm (+18%)
- Ix
- 99,200,000 mm⁴ (+40%)
Source: CISC Structural Section Tables SST12.1 · v12.1 · Availability: Imported; readily available in Canada. · Methodology