Steel Beam Sizes / CISC / Double Angles / 2LL51×38×6.4
2LL51×38×6.4 Dimensions, Weight and Section Properties
CISC Double angles · v12.1
2LL51×38×6.4: 50.8 mm depth, 8.4 kg/m weight. View the full dimensions and properties in imperial and metric units below.
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Section diagram
2LL51×38×6.4 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 | 5.54 lb/ft | 8.40 kg/m |
| Width | 1.50 in | 38.10 mm |
| Height | 2.00 in | 50.80 mm |
| t | 0.250 in | 6.350 mm |
| Area | 1.63 in² | 1,050.00 mm² |
| Ix | 0.63 in⁴ | 263,000.00 mm⁴ |
| Iy | 0.58 in⁴ | 242,592.00 mm⁴ |
| Sx | 0.47 in³ | 7,740.00 mm³ |
| rx | 0.62 in | 15.80 mm |
| ry | 0.60 in | 15.20 mm |
| J | 0.03 in⁴ | 14,100.00 mm⁴ |
| Cw | 0.01 in⁶ | 2,140,000 mm⁶ |
Alternatives
Useful nearby sections
Compare weight neighbors, another Ix option, and a nearby depth series when available, with percent change versus 2LL51×38×6.4.
Lighter in Double angles
2LL64×51×4.8
- Weight
- 8.4 kg/m (-0.7%)
- Depth
- 63.5 mm (+25%)
- Ix
- 423,000 mm⁴ (+61%)
Heavier in Double angles
2LE64×64×4.8
- Weight
- 9.2 kg/m (+11%)
- Depth
- 63.5 mm (+25%)
- Ix
- 455,000 mm⁴ (+73%)
Another Iₓ option in Double angles
2LS76×51×4.8
- Weight
- 9.2 kg/m (+11%)
- Depth
- 50.8 mm (0.0%)
- Ix
- 255,000 mm⁴ (-3.0%)
Source: CISC Structural Section Tables SST12.1 · v12.1 · Methodology