Steel Beam Sizes / AISC / HSS Rectangular / HSS 9x3x1/2

HSS 9x3x1/2 Steel Beam Dimensions and Properties

AISC Rectangular HSS · v16.0

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

Units

Section diagram

HSS 9x3x1/2 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 35.24 lb/ft 52.20 kg/m
Height 9.00 in 229.00 mm
Width 3.00 in 76.20 mm
Nominal tw 0.500 in 12.700 mm
Design tw 0.465 in 11.800 mm
Area 9.74 in² 6,280.00 mm²
Ix 80.80 in⁴ 33,600,000 mm⁴
Iy 13.20 in⁴ 5,490,000 mm⁴
Sx 18.00 in³ 295,000.00 mm³
Sy 8.81 in³ 144,000.00 mm³
Zx 24.60 in³ 403,000.00 mm³
Zy 10.80 in³ 177,000.00 mm³
rx 2.88 in 73.20 mm
ry 1.17 in 29.70 mm
J 40.00 in⁴ 16,600,000 mm⁴

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus HSS 9x3x1/2.

Lighter in Rectangular HSS

HSS 10x5x3/8

Weight
35.1 lb/ft (-0.3%)
Depth
10.00 in (+11%)
Ix
120.0 in⁴ (+49%)

Heavier in Rectangular HSS

HSS 12x10x1/4

Weight
36.0 lb/ft (+2.2%)
Depth
12.00 in (+33%)
Ix
216.0 in⁴ (+167%)

Closest Iₓ in Rectangular HSS

HSS 9x5x5/16

Weight
27.6 lb/ft (-22%)
Depth
9.00 in (0.0%)
Ix
79.8 in⁴ (-1.2%)
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Source: AISC Shapes Database v16.0 · Methodology