Steel Beam Sizes / CISC / Angles / L51×38×6.4
L51×38×6.4 Steel Beam Dimensions and Properties
CISC Angles · v12.1
Diagram, properties emphasis, and nearby alternatives use the selected unit system.
Section diagram
L51×38×6.4 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 | 2.77 lb/ft | 4.20 kg/m |
| Width | 1.50 in | 38.10 mm |
| Height | 2.00 in | 50.80 mm |
| t | 0.250 in | 6.350 mm |
| Area | 0.81 in² | 524.00 mm² |
| Ix | 0.31 in⁴ | 131,000.00 mm⁴ |
| Iy | 0.15 in⁴ | 63,000.00 mm⁴ |
| Sx | 0.24 in³ | 3,870.00 mm³ |
| Sy | 0.14 in³ | 2,280.00 mm³ |
| rx | 0.62 in | 15.80 mm |
| ry | 0.43 in | 11.00 mm |
| J | 0.02 in⁴ | 7,050.00 mm⁴ |
| Cw | 0.00 in⁶ | 1,070,000 mm⁶ |
Alternatives
Useful nearby sections
Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus L51×38×6.4.
Lighter in L51
L51×51×4.8
- Weight
- 3.6 kg/m (-12%)
- Depth
- 50.8 mm (0.0%)
- Ix
- 113,000 mm⁴ (-14%)
Heavier in L51
L51×51×6.4
- Weight
- 4.7 kg/m (+15%)
- Depth
- 50.8 mm (0.0%)
- Ix
- 145,000 mm⁴ (+11%)
Closest Iₓ in L51
L51×38×4.8
- Weight
- 3.1 kg/m (-23%)
- Depth
- 50.8 mm (0.0%)
- Ix
- 103,000 mm⁴ (-21%)
Similar weight in L44
L44×44×6.4
- Weight
- 4.1 kg/m (0.0%)
- Depth
- 44.5 mm (-12%)
- Ix
- 94,900 mm⁴ (-28%)
Source: CISC Structural Section Tables SST12.1 · v12.1 · Methodology