Steel Beam Sizes / AISC / Angles / L7x4x3/8

L7x4x3/8 Steel Beam Dimensions and Properties

AISC Angles · v16.0

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

Units

Section diagram

L7x4x3/8 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 13.60 lb/ft 20.20 kg/m
Width 7.00 in 178.00 mm
Height 4.00 in 102.00 mm
t 0.375 in 9.530 mm
Area 4.00 in² 2,580.00 mm²
Ix 20.50 in⁴ 8,530,000 mm⁴
Iy 5.06 in⁴ 2,110,000 mm⁴
Sx 4.42 in³ 72,400.00 mm³
Sy 1.61 in³ 26,400.00 mm³
Zx 7.81 in³ 128,000.00 mm³
Zy 2.84 in³ 46,500.00 mm³
rx 2.27 in 57.70 mm
ry 1.12 in 28.40 mm
J 0.20 in⁴ 82,400.00 mm⁴
Cw 0.54 in⁶ 146,000,000 mm⁶

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus L7x4x3/8.

Heavier in L7

L7x4x7/16

Weight
15.7 lb/ft (+15%)
Depth
4.00 in (0.0%)
Ix
23.6 in⁴ (+15%)

Closest Iₓ in L7

L7x4x1/2

Weight
17.9 lb/ft (+32%)
Depth
4.00 in (0.0%)
Ix
26.6 in⁴ (+30%)

Similar weight in L6

L6x4x7/16

Weight
14.3 lb/ft (+5.1%)
Depth
4.00 in (0.0%)
Ix
15.4 in⁴ (-25%)
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Source: AISC Shapes Database v16.0 · Methodology