Steel Beam Sizes / AISC / Double Angles / 2L5x3-1/2x1/4x3/8LLBB
2L5x3-1/2x1/4x3/8LLBB Steel Beam Dimensions and Properties
AISC Double angles · v16.0
Diagram, properties emphasis, and nearby alternatives use the selected unit system.
Section diagram
2L5x3-1/2x1/4x3/8LLBB 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 | 14.00 lb/ft | 20.80 kg/m |
| Width | 3.50 in | 88.90 mm |
| Height | 5.00 in | 127.00 mm |
| t | 0.250 in | 6.350 mm |
| Area | 4.14 in² | 2,670.00 mm² |
| Ix | 10.70 in⁴ | 4,450,000 mm⁴ |
| Sx | 3.10 in³ | 50,800.00 mm³ |
| rx | 1.61 in | 40.90 mm |
Alternatives
Useful nearby sections
Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus 2L5x3-1/2x1/4x3/8LLBB.
Lighter in Double angles
2L3-1/2x3x5/16LLBB
- Weight
- 13.2 lb/ft (-5.7%)
- Depth
- 3.50 in (-30%)
- Ix
- 4.7 in⁴ (-56%)
Heavier in Double angles
2L3-1/2x2-1/2x3/8LLBB
- Weight
- 14.4 lb/ft (+2.9%)
- Depth
- 3.50 in (-30%)
- Ix
- 5.1 in⁴ (-52%)
Closest Iₓ in Double angles
2L5x3-1/2x1/4LLBB
- Weight
- 14.0 lb/ft (0.0%)
- Depth
- 5.00 in (0.0%)
- Ix
- 10.7 in⁴ (0.0%)
Source: AISC Shapes Database v16.0 · Methodology