Steel Beam Sizes / CISC / Double Angles / 2LL64×51×4.8
2LL64×51×4.8 Steel Beam Dimensions and Properties
CISC Double angles · v12.1
Diagram, properties emphasis, and nearby alternatives use the selected unit system.
Section diagram
2LL64×51×4.8 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 | 5.50 lb/ft | 8.40 kg/m |
| Width | 2.00 in | 50.80 mm |
| Height | 2.50 in | 63.50 mm |
| t | 0.187 in | 4.760 mm |
| Area | 1.61 in² | 1,040.00 mm² |
| Ix | 1.02 in⁴ | 423,000.00 mm⁴ |
| Sx | 0.59 in³ | 9,600.00 mm³ |
| rx | 0.79 in | 20.10 mm |
| J | 0.02 in⁴ | 7,880.00 mm⁴ |
| Cw | 0.01 in⁶ | 2,050,000 mm⁶ |
Alternatives
Useful nearby sections
Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus 2LL64×51×4.8.
Lighter in Double angles
2LE51×51×4.8
- Weight
- 7.2 kg/m (-11%)
- Depth
- 50.8 mm (-20%)
- Ix
- 227,000 mm⁴ (-46%)
Heavier in Double angles
2LE44×44×6.4
- Weight
- 8.2 kg/m (+0.7%)
- Depth
- 44.5 mm (-30%)
- Ix
- 190,000 mm⁴ (-55%)
Closest Iₓ in Double angles
2LS64×51×9.5
- Weight
- 15.8 kg/m (+93%)
- Depth
- 50.8 mm (-20%)
- Ix
- 428,000 mm⁴ (+1.2%)
Source: CISC Structural Section Tables SST12.1 · v12.1 · Methodology