Steel Beam Sizes / CISC / Angles / L76×51×7.9
L76×51×7.9 Dimensions, Weight and Section Properties
CISC Angles · v12.1
L76×51×7.9: 76.2 mm depth, 7.4 kg/m weight. View the full dimensions and properties in imperial and metric units below.
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Section diagram
L76×51×7.9 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 | 5.00 lb/ft | 7.40 kg/m |
| Width | 2.00 in | 50.80 mm |
| Height | 3.00 in | 76.20 mm |
| t | 0.313 in | 7.940 mm |
| Area | 1.46 in² | 945.00 mm² |
| Ix | 1.32 in⁴ | 548,000.00 mm⁴ |
| Iy | 0.47 in⁴ | 196,000.00 mm⁴ |
| Sx | 0.67 in³ | 10,900.00 mm³ |
| Sy | 0.32 in³ | 5,200.00 mm³ |
| rx | 0.95 in | 24.10 mm |
| ry | 0.57 in | 14.40 mm |
| J | 0.05 in⁴ | 19,900.00 mm⁴ |
| Cw | 0.02 in⁶ | 6,670,000 mm⁶ |
Alternatives
Useful nearby sections
Compare weight neighbors, another Ix option, and a nearby depth series when available, with percent change versus L76×51×7.9.
Lighter in L76
L76×76×6.4
- Weight
- 7.3 kg/m (-2.0%)
- Depth
- 76.2 mm (0.0%)
- Ix
- 518,000 mm⁴ (-5.5%)
Heavier in L76
L76×64×7.9
- Weight
- 8.3 kg/m (+12%)
- Depth
- 76.2 mm (0.0%)
- Ix
- 592,000 mm⁴ (+8.0%)
Another Iₓ option in L76
L76×64×6.4
- Weight
- 6.7 kg/m (-10%)
- Depth
- 76.2 mm (0.0%)
- Ix
- 488,000 mm⁴ (-11%)
Similar weight in L64
L64×64×7.9
- Weight
- 7.4 kg/m (0.0%)
- Depth
- 63.5 mm (-17%)
- Ix
- 353,000 mm⁴ (-36%)
Source: CISC Structural Section Tables SST12.1 · v12.1 · Methodology