Steel Beam Sizes / AISC / Double Angles / 2L7x4x7/16LLBB
2L7x4x7/16LLBB Steel Beam Dimensions and Properties
AISC Double angles · v16.0
Diagram, properties emphasis, and nearby alternatives use the selected unit system.
Section diagram
2L7x4x7/16LLBB 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 | 31.40 lb/ft | 46.80 kg/m |
| Width | 4.00 in | 102.00 mm |
| Height | 7.00 in | 178.00 mm |
| t | 0.438 in | 11.100 mm |
| Area | 9.26 in² | 5,970.00 mm² |
| Ix | 47.20 in⁴ | 19,600,000 mm⁴ |
| Sx | 10.20 in³ | 167,000.00 mm³ |
| rx | 2.26 in | 57.40 mm |
Alternatives
Useful nearby sections
Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus 2L7x4x7/16LLBB.
Lighter in Double angles
2L6x3-1/2x1/2LLBB
- Weight
- 30.6 lb/ft (-2.5%)
- Depth
- 6.00 in (-14%)
- Ix
- 33.2 in⁴ (-30%)
Heavier in Double angles
2L5x5x1/2
- Weight
- 32.4 lb/ft (+3.2%)
- Depth
- 5.00 in (-29%)
- Ix
- 22.6 in⁴ (-52%)
Closest Iₓ in Double angles
2L7x4x7/16x3/4LLBB
- Weight
- 31.4 lb/ft (0.0%)
- Depth
- 7.00 in (0.0%)
- Ix
- 47.2 in⁴ (0.0%)
Source: AISC Shapes Database v16.0 · Methodology