Steel Beam Sizes / CISC / Angles / L64×51×4.8
L64×51×4.8 Dimensions, Weight and Section Properties
CISC Angles · v12.1
L64×51×4.8: 63.5 mm depth, 4.2 kg/m weight. View the full dimensions and properties in imperial and metric units below.
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Section diagram
L64×51×4.8 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 | 2.75 lb/ft | 4.20 kg/m |
| Width | 2.00 in | 50.80 mm |
| Height | 2.50 in | 63.50 mm |
| t | 0.187 in | 4.760 mm |
| Area | 0.81 in² | 521.00 mm² |
| Ix | 0.51 in⁴ | 212,000.00 mm⁴ |
| Iy | 0.29 in⁴ | 121,000.00 mm⁴ |
| Sx | 0.29 in³ | 4,800.00 mm³ |
| Sy | 0.20 in³ | 3,210.00 mm³ |
| rx | 0.79 in | 20.10 mm |
| ry | 0.60 in | 15.20 mm |
| J | 0.01 in⁴ | 3,940.00 mm⁴ |
| Cw | 0.00 in⁶ | 1,020,000 mm⁶ |
Alternatives
Useful nearby sections
Compare weight neighbors, another Ix option, and a nearby depth series when available, with percent change versus L64×51×4.8.
Lighter in L64
L64×38×4.8
- Weight
- 3.6 kg/m (-11%)
- Depth
- 63.5 mm (0.0%)
- Ix
- 192,000 mm⁴ (-9.4%)
Heavier in L64
L64×64×4.8
- Weight
- 4.6 kg/m (+12%)
- Depth
- 63.5 mm (0.0%)
- Ix
- 227,000 mm⁴ (+7.1%)
Another Iₓ option in L64
L64×38×6.4
- Weight
- 4.8 kg/m (+16%)
- Depth
- 63.5 mm (0.0%)
- Ix
- 246,000 mm⁴ (+16%)
Similar weight in L51
L51×38×6.4
- Weight
- 4.2 kg/m (+0.7%)
- Depth
- 50.8 mm (-20%)
- Ix
- 131,000 mm⁴ (-38%)
Source: CISC Structural Section Tables SST12.1 · v12.1 · Methodology