Steel Beam Sizes / AISC / Angles / L12x12x1-3/8

L12x12x1-3/8 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

L12x12x1-3/8 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 105.00 lb/ft 156.00 kg/m
Width 12.00 in 305.00 mm
Height 12.00 in 305.00 mm
t 1.380 in 35.100 mm
Area 31.10 in² 20,100.00 mm²
Ix 413.00 in⁴ 172,000,000 mm⁴
Iy 413.00 in⁴ 172,000,000 mm⁴
Sx 48.60 in³ 797,000.00 mm³
Sy 48.60 in³ 797,000.00 mm³
Zx 88.10 in³ 1,440,000 mm³
Zy 88.10 in³ 1,440,000 mm³
rx 3.64 in 92.50 mm
ry 3.64 in 92.50 mm
J 19.90 in⁴ 8,280,000 mm⁴
Cw 211.00 in⁶ 56,700,000,000 mm⁶

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus L12x12x1-3/8.

Lighter in L12

L12x12x1-1/4

Weight
96.4 lb/ft (-8.2%)
Depth
12.00 in (0.0%)
Ix
381.0 in⁴ (-7.7%)

Closest Iₓ in L12

L12x12x1-1/8

Weight
87.2 lb/ft (-17%)
Depth
12.00 in (0.0%)
Ix
350.0 in⁴ (-15%)

Similar weight in L10

L10x10x1-3/8

Weight
87.1 lb/ft (-17%)
Depth
10.00 in (-17%)
Ix
231.0 in⁴ (-44%)
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Source: AISC Shapes Database v16.0 · Methodology