Steel Beam Sizes / AISC / Angles / L12x12x1

L12x12x1 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

L12x12x1 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 77.80 lb/ft 116.00 kg/m
Width 12.00 in 305.00 mm
Height 12.00 in 305.00 mm
t 1.000 in 25.400 mm
Area 23.00 in² 14,800.00 mm²
Ix 315.00 in⁴ 131,000,000 mm⁴
Iy 315.00 in⁴ 131,000,000 mm⁴
Sx 36.50 in³ 598,000.00 mm³
Sy 36.50 in³ 598,000.00 mm³
Zx 65.90 in³ 1,080,000 mm³
Zy 65.90 in³ 1,080,000 mm³
rx 3.70 in 94.00 mm
ry 3.70 in 94.00 mm
J 7.80 in⁴ 3,250,000 mm⁴
Cw 84.50 in⁶ 22,700,000,000 mm⁶

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus L12x12x1.

Heavier in L12

L12x12x1-1/8

Weight
87.2 lb/ft (+12%)
Depth
12.00 in (0.0%)
Ix
350.0 in⁴ (+11%)

Closest Iₓ in L12

L12x12x1-1/4

Weight
96.4 lb/ft (+24%)
Depth
12.00 in (0.0%)
Ix
381.0 in⁴ (+21%)

Similar weight in L10

L10x10x1-1/4

Weight
79.9 lb/ft (+2.7%)
Depth
10.00 in (-17%)
Ix
213.0 in⁴ (-32%)
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Source: AISC Shapes Database v16.0 · Methodology