Steel Beam Sizes / Europe / Angles / L 150×150×18
L 150×150×18 Steel Beam Dimensions and Properties
EN Angles · v2026.1
Diagram, properties emphasis, and nearby alternatives use the selected unit system.
Section diagram
L 150×150×18 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 | 26.95 lb/ft | 40.10 kg/m |
| Width | 5.91 in | 150.00 mm |
| Height | 5.91 in | 150.00 mm |
| t | 0.709 in | 18.000 mm |
| Area | 7.91 in² | 5,100.00 mm² |
| Ix | 25.23 in⁴ | 10,500,000 mm⁴ |
| Iy | 25.23 in⁴ | 10,500,000 mm⁴ |
| Sx | 6.02 in³ | 98,700.00 mm³ |
| Sy | 6.02 in³ | 98,700.00 mm³ |
| rx | 1.79 in | 45.40 mm |
| ry | 1.79 in | 45.40 mm |
| J | 1.41 in⁴ | 586,000.00 mm⁴ |
Alternatives
Useful nearby sections
Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus L 150×150×18.
Lighter in Angles
L 200×200×13
- Weight
- 39.8 kg/m (-0.7%)
- Depth
- 200.0 mm (+33%)
- Ix
- 19,400,000 mm⁴ (+85%)
Heavier in Angles
L 160×160×17
- Weight
- 40.7 kg/m (+1.5%)
- Depth
- 160.0 mm (+6.7%)
- Ix
- 12,200,000 mm⁴ (+16%)
Closest Iₓ in Angles
L 160×160×14
- Weight
- 33.9 kg/m (-15%)
- Depth
- 160.0 mm (+6.7%)
- Ix
- 10,300,000 mm⁴ (-1.9%)
Source: Eurocode 3 UK National Annex and ArcelorMittal Sections 2026-1 · v2026.1 · Eurocode 3 - UK National Annex · Methodology