Steel Beam Sizes / AISC / Double Angles / 2L3-1/2x2-1/2x1/2SLBB
2L3-1/2x2-1/2x1/2SLBB Dimensions, Weight and Section Properties
AISC Double angles · v16.0
2L3-1/2x2-1/2x1/2SLBB: 2.5 in depth, 18.8 lb/ft weight. View the full dimensions and properties in imperial and metric units below.
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Section diagram
2L3-1/2x2-1/2x1/2SLBB 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 | 18.80 lb/ft | 27.80 kg/m |
| Width | 3.50 in | 88.90 mm |
| Height | 2.50 in | 63.50 mm |
| t | 0.500 in | 12.700 mm |
| Area | 5.54 in² | 3,570.00 mm² |
| Ix | 2.72 in⁴ | 1,130,000 mm⁴ |
| Iy | 14.50 in⁴ | 6,040,000 mm⁴ |
| Sx | 1.51 in³ | 24,700.00 mm³ |
| rx | 0.70 in | 17.80 mm |
| ry | 1.62 in | 41.10 mm |
Alternatives
Useful nearby sections
Compare weight neighbors, another Ix option, and a nearby depth series when available, with percent change versus 2L3-1/2x2-1/2x1/2SLBB.
Lighter in Double angles
2L3-1/2x3x7/16LLBB
- Weight
- 18.2 lb/ft (-3.2%)
- Depth
- 3.50 in (+40%)
- Ix
- 6.2 in⁴ (+128%)
Heavier in Double angles
2L3-1/2x3-1/2x7/16
- Weight
- 19.6 lb/ft (+4.3%)
- Depth
- 3.50 in (+40%)
- Ix
- 6.5 in⁴ (+139%)
Another Iₓ option in Double angles
2L3-1/2x2-1/2x1/2x3/4SLBB
- Weight
- 18.8 lb/ft (0.0%)
- Depth
- 2.50 in (0.0%)
- Ix
- 2.7 in⁴ (0.0%)
Source: AISC Shapes Database v16.0 · Methodology