Steel Beam Sizes / UK / Angles / L 100×100×12
L 100×100×12 Dimensions, Weight and Section Properties
UK Angles · v2023.11
L 100×100×12: 100 mm depth, 17.8 kg/m weight. View the full dimensions and properties in imperial and metric units below.
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Section diagram
L 100×100×12 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 | 11.96 lb/ft | 17.80 kg/m |
| Width | 3.94 in | 100.00 mm |
| Height | 3.94 in | 100.00 mm |
| t | 0.472 in | 12.000 mm |
| Area | 3.52 in² | 2,270.00 mm² |
| Ix | 4.97 in⁴ | 2,070,000 mm⁴ |
| Iy | 4.97 in⁴ | 2,070,000 mm⁴ |
| Sx | 1.78 in³ | 29,100.00 mm³ |
| Sy | 1.78 in³ | 29,100.00 mm³ |
| rx | 1.19 in | 30.20 mm |
| ry | 1.19 in | 30.20 mm |
| J | 0.28 in⁴ | 118,000.00 mm⁴ |
Alternatives
Useful nearby sections
Compare weight neighbors, another Ix option, and a nearby depth series when available, with percent change versus L 100×100×12.
Lighter in Angles
L 140×90×10
- Weight
- 17.4 kg/m (-2.2%)
- Depth
- 140.0 mm (+40%)
- Ix
- 4,410,000 mm⁴ (+113%)
Heavier in Angles
L 130×130×9
- Weight
- 17.9 kg/m (+0.6%)
- Depth
- 130.0 mm (+30%)
- Ix
- 3,640,000 mm⁴ (+76%)
Another Iₓ option in Angles
L 110×70×10
- Weight
- 13.4 kg/m (-25%)
- Depth
- 110.0 mm (+10%)
- Ix
- 2,070,000 mm⁴ (0.0%)
Source: British-Sections-1 and Eurocode 3 UK shared angle/hollow tables · v2023.11 · Eurocode 3 - UK National Annex · Methodology