Steel Beam Sizes / CISC / HSS Square / HA76×76×3.2

HA76×76×3.2 Steel Beam Dimensions and Properties

CISC Square HSS · v12.1

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

Units

Section diagram

HA76×76×3.2 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 4.76 lb/ft 7.09 kg/m
Height 3.00 in 76.20 mm
Width 3.00 in 76.20 mm
Nominal tw 0.125 in 3.180 mm
Design tw 0.113 in 2.860 mm
Area 1.27 in² 818.00 mm²
Ix 1.74 in⁴ 724,000.00 mm⁴
Iy 1.74 in⁴ 724,000.00 mm⁴
Sx 1.16 in³ 19,000.00 mm³
Sy 1.16 in³ 19,000.00 mm³
Zx 1.36 in³ 22,300.00 mm³
Zy 1.36 in³ 22,300.00 mm³
rx 1.17 in 29.70 mm
ry 1.17 in 29.70 mm
J 2.76 in⁴ 1,150,000 mm⁴

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus HA76×76×3.2.

Lighter in Square HSS

HA51×51×4.8

Weight
6.5 kg/m (-9.0%)
Depth
50.8 mm (-33%)
Ix
262,000 mm⁴ (-64%)

Heavier in Square HSS

HA51×51×6.4

Weight
8.1 kg/m (+14%)
Depth
50.8 mm (-33%)
Ix
305,000 mm⁴ (-58%)

Closest Iₓ in Square HSS

HS64×64×6.4

Weight
10.6 kg/m (+49%)
Depth
63.5 mm (-17%)
Ix
703,000 mm⁴ (-2.9%)
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Source: CISC Structural Section Tables SST12.1 · v12.1 · ASTM A500 · Methodology