Steel Beam Sizes / UK / Angles / L 80×80×7
L 80×80×7 Dimensions, Weight and Section Properties
UK Angles · v2023.11
L 80×80×7: 80 mm depth, 8.49 kg/m weight. View the full dimensions and properties in imperial and metric units below.
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Section diagram
L 80×80×7 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 | 5.71 lb/ft | 8.49 kg/m |
| Width | 3.15 in | 80.00 mm |
| Height | 3.15 in | 80.00 mm |
| t | 0.276 in | 7.000 mm |
| Area | 1.67 in² | 1,080.00 mm² |
| Ix | 1.54 in⁴ | 642,000.00 mm⁴ |
| Iy | 1.54 in⁴ | 642,000.00 mm⁴ |
| Sx | 0.68 in³ | 11,100.00 mm³ |
| Sy | 0.68 in³ | 11,100.00 mm³ |
| rx | 0.96 in | 24.40 mm |
| ry | 0.96 in | 24.40 mm |
| J | 0.05 in⁴ | 19,600.00 mm⁴ |
Alternatives
Useful nearby sections
Compare weight neighbors, another Ix option, and a nearby depth series when available, with percent change versus L 80×80×7.
Source: British-Sections-1 and Eurocode 3 UK shared angle/hollow tables · v2023.11 · Eurocode 3 - UK National Annex · Methodology