Steel Beam Sizes / AISC / HSS Square / HSS 12x12x1/2

HSS 12x12x1/2 Steel Beam Dimensions and Properties

AISC Square HSS · v16.0

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

Units

Section diagram

HSS 12x12x1/2 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 76.07 lb/ft 113.00 kg/m
Height 12.00 in 305.00 mm
Width 12.00 in 305.00 mm
Nominal tw 0.500 in 12.700 mm
Design tw 0.465 in 11.800 mm
Area 20.90 in² 13,500.00 mm²
Ix 457.00 in⁴ 190,000,000 mm⁴
Iy 457.00 in⁴ 190,000,000 mm⁴
Sx 76.20 in³ 1,250,000 mm³
Sy 76.20 in³ 1,250,000 mm³
Zx 89.60 in³ 1,470,000 mm³
Zy 89.60 in³ 1,470,000 mm³
rx 4.68 in 119.00 mm
ry 4.68 in 119.00 mm
J 728.00 in⁴ 303,000,000 mm⁴

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus HSS 12x12x1/2.

Lighter in Square HSS

HSS 18x18x5/16

Weight
74.4 lb/ft (-2.2%)
Depth
18.00 in (+50%)
Ix
1,060.0 in⁴ (+132%)

Heavier in Square HSS

HSS 10x10x5/8

Weight
76.3 lb/ft (+0.3%)
Depth
10.00 in (-17%)
Ix
304.0 in⁴ (-33%)

Closest Iₓ in Square HSS

HSS 14x14x5/16

Weight
57.4 lb/ft (-25%)
Depth
14.00 in (+17%)
Ix
490.0 in⁴ (+7.2%)
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Source: AISC Shapes Database v16.0 · Methodology