Steel Beam Sizes / AISC / Angles / L7x4x1/2

L7x4x1/2 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

L7x4x1/2 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 17.90 lb/ft 26.50 kg/m
Width 7.00 in 178.00 mm
Height 4.00 in 102.00 mm
t 0.500 in 12.700 mm
Area 5.26 in² 3,390.00 mm²
Ix 26.60 in⁴ 11,100,000 mm⁴
Iy 6.48 in⁴ 2,700,000 mm⁴
Sx 5.79 in³ 94,900.00 mm³
Sy 2.10 in³ 34,400.00 mm³
Zx 10.20 in³ 167,000.00 mm³
Zy 3.77 in³ 61,800.00 mm³
rx 2.25 in 57.20 mm
ry 1.11 in 28.20 mm
J 0.46 in⁴ 190,000.00 mm⁴
Cw 1.25 in⁶ 336,000,000 mm⁶

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus L7x4x1/2.

Lighter in L7

L7x4x7/16

Weight
15.7 lb/ft (-12%)
Depth
4.00 in (0.0%)
Ix
23.6 in⁴ (-11%)

Heavier in L7

L7x4x5/8

Weight
22.1 lb/ft (+23%)
Depth
4.00 in (0.0%)
Ix
32.4 in⁴ (+22%)

Closest Iₓ in L7

L7x4x3/8

Weight
13.6 lb/ft (-24%)
Depth
4.00 in (0.0%)
Ix
20.5 in⁴ (-23%)

Similar weight in L6

L6x4x9/16

Weight
18.1 lb/ft (+1.1%)
Depth
4.00 in (0.0%)
Ix
19.2 in⁴ (-28%)
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Source: AISC Shapes Database v16.0 · Methodology