Steel Beam Sizes / Europe / Angles / L 250×250×18
L 250×250×18 Steel Beam Dimensions and Properties
EN Angles · v2026.1
Diagram, properties emphasis, and nearby alternatives use the selected unit system.
Section diagram
L 250×250×18 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 | 45.76 lb/ft | 68.10 kg/m |
| Width | 9.84 in | 250.00 mm |
| Height | 9.84 in | 250.00 mm |
| t | 0.709 in | 18.000 mm |
| Area | 13.44 in² | 8,670.00 mm² |
| Ix | 123.97 in⁴ | 51,600,000 mm⁴ |
| Iy | 123.97 in⁴ | 51,600,000 mm⁴ |
| Sx | 17.33 in³ | 284,000.00 mm³ |
| Sy | 17.33 in³ | 284,000.00 mm³ |
| rx | 3.04 in | 77.10 mm |
| ry | 3.04 in | 77.10 mm |
| J | 2.36 in⁴ | 984,000.00 mm⁴ |
Alternatives
Useful nearby sections
Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus L 250×250×18.
Lighter in Angles
L 200×200×22
- Weight
- 65.6 kg/m (-3.7%)
- Depth
- 200.0 mm (-20%)
- Ix
- 30,900,000 mm⁴ (-40%)
Heavier in Angles
L 200×200×23
- Weight
- 68.3 kg/m (+0.3%)
- Depth
- 200.0 mm (-20%)
- Ix
- 32,100,000 mm⁴ (-38%)
Closest Iₓ in Angles
L 250×250×19
- Weight
- 71.7 kg/m (+5.3%)
- Depth
- 250.0 mm (0.0%)
- Ix
- 54,200,000 mm⁴ (+5.0%)
Source: Eurocode 3 UK National Annex and ArcelorMittal Sections 2026-1 · v2026.1 · Eurocode 3 - UK National Annex · Methodology