Steel Beam Sizes / AISC / Angles / L3x2-1/2x1/4
L3x2-1/2x1/4 Steel Beam Dimensions and Properties
AISC Angles · v16.0
Diagram, properties emphasis, and nearby alternatives use the selected unit system.
Section diagram
L3x2-1/2x1/4 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 | 4.50 lb/ft | 6.70 kg/m |
| Width | 3.00 in | 76.20 mm |
| Height | 2.50 in | 63.50 mm |
| t | 0.250 in | 6.350 mm |
| Area | 1.32 in² | 852.00 mm² |
| Ix | 1.16 in⁴ | 483,000.00 mm⁴ |
| Iy | 0.73 in⁴ | 306,000.00 mm⁴ |
| Sx | 0.56 in³ | 9,090.00 mm³ |
| Sy | 0.40 in³ | 6,510.00 mm³ |
| Zx | 1.00 in³ | 16,400.00 mm³ |
| Zy | 0.71 in³ | 11,600.00 mm³ |
| rx | 0.94 in | 23.90 mm |
| ry | 0.75 in | 18.90 mm |
| J | 0.03 in⁴ | 12,300.00 mm⁴ |
| Cw | 0.02 in⁶ | 4,320,000 mm⁶ |
Alternatives
Useful nearby sections
Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus L3x2-1/2x1/4.
Lighter in L3
L3x2x1/4
- Weight
- 4.1 lb/ft (-8.9%)
- Depth
- 2.00 in (-20%)
- Ix
- 1.1 in⁴ (-6.0%)
Heavier in L3
L3-1/2x2-1/2x1/4
- Weight
- 4.9 lb/ft (+8.9%)
- Depth
- 2.50 in (0.0%)
- Ix
- 1.8 in⁴ (+56%)
Closest Iₓ in L3
L3x3x1/4
- Weight
- 4.9 lb/ft (+8.9%)
- Depth
- 3.00 in (+20%)
- Ix
- 1.2 in⁴ (+6.0%)
Similar weight in L2
L2-1/2x2x5/16
- Weight
- 4.5 lb/ft (0.0%)
- Depth
- 2.00 in (-20%)
- Ix
- 0.8 in⁴ (-32%)
Source: AISC Shapes Database v16.0 · Methodology