Steel Beam Sizes / AISC / Double Angles / 2L3-1/2x2-1/2x1/4x3/8SLBB

2L3-1/2x2-1/2x1/4x3/8SLBB Steel Beam Dimensions and Properties

AISC Double angles · v16.0

Analyze in Beam Calculator Back to Double Angles

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

Units

Section diagram

2L3-1/2x2-1/2x1/4x3/8SLBB 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 9.80 lb/ft 14.60 kg/m
Width 3.50 in 88.90 mm
Height 2.50 in 63.50 mm
t 0.250 in 6.350 mm
Area 2.90 in² 1,870.00 mm²
Ix 1.55 in⁴ 645,000.00 mm⁴
Sx 0.82 in³ 13,400.00 mm³
rx 0.73 in 18.60 mm

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus 2L3-1/2x2-1/2x1/4x3/8SLBB.

Lighter in Double angles

2L2x2x3/8

Weight
9.4 lb/ft (-4.1%)
Depth
2.00 in (-20%)
Ix
1.0 in⁴ (-39%)

Heavier in Double angles

2L2-1/2x2-1/2x5/16

Weight
10.0 lb/ft (+2.0%)
Depth
2.50 in (0.0%)
Ix
1.7 in⁴ (+7.7%)

Closest Iₓ in Double angles

2L3-1/2x2-1/2x1/4SLBB

Weight
9.8 lb/ft (0.0%)
Depth
2.50 in (0.0%)
Ix
1.6 in⁴ (0.0%)
Analyze in Beam Calculator Compare in Double Angles finder

Source: AISC Shapes Database v16.0 · Methodology