Steel Beam Sizes / AISC / Double Angles / 2L4x3x5/8LLBB

2L4x3x5/8LLBB Steel Beam Dimensions and Properties

AISC Double angles · v16.0

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Diagram, properties emphasis, and nearby alternatives use the selected unit system.

Units

Section diagram

2L4x3x5/8LLBB 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 27.20 lb/ft 40.40 kg/m
Width 3.00 in 76.20 mm
Height 4.00 in 102.00 mm
t 0.625 in 15.900 mm
Area 7.98 in² 5,150.00 mm²
Ix 12.00 in⁴ 4,990,000 mm⁴
Sx 4.56 in³ 74,700.00 mm³
rx 1.23 in 31.20 mm

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus 2L4x3x5/8LLBB.

Lighter in Double angles

2L4x4x1/2

Weight
25.6 lb/ft (-5.9%)
Depth
4.00 in (0.0%)
Ix
11.0 in⁴ (-8.3%)

Heavier in Double angles

2L5x5x7/16

Weight
28.6 lb/ft (+5.1%)
Depth
5.00 in (+25%)
Ix
20.0 in⁴ (+67%)

Closest Iₓ in Double angles

2L4x3x5/8x3/4LLBB

Weight
27.2 lb/ft (0.0%)
Depth
4.00 in (0.0%)
Ix
12.0 in⁴ (0.0%)
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Source: AISC Shapes Database v16.0 · Methodology