Steel Beam Sizes / AISC / HSS Rectangular / HSS 9x3x1/4

HSS 9x3x1/4 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 9x3x1/4 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 19.02 lb/ft 28.30 kg/m
Height 9.00 in 229.00 mm
Width 3.00 in 76.20 mm
Nominal tw 0.250 in 6.350 mm
Design tw 0.233 in 5.920 mm
Area 5.24 in² 3,380.00 mm²
Ix 48.20 in⁴ 20,100,000 mm⁴
Iy 8.38 in⁴ 3,490,000 mm⁴
Sx 10.70 in³ 175,000.00 mm³
Sy 5.59 in³ 91,600.00 mm³
Zx 14.00 in³ 229,000.00 mm³
Zy 6.35 in³ 104,000.00 mm³
rx 3.04 in 77.20 mm
ry 1.27 in 32.30 mm
J 24.20 in⁴ 10,100,000 mm⁴

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus HSS 9x3x1/4.

Lighter in Rectangular HSS

HSS 12x3x3/16

Weight
18.4 lb/ft (-3.5%)
Depth
12.00 in (+33%)
Ix
79.6 in⁴ (+65%)

Heavier in Rectangular HSS

HSS 6x4x5/16

Weight
19.1 lb/ft (+0.3%)
Depth
6.00 in (-33%)
Ix
24.8 in⁴ (-49%)

Closest Iₓ in Rectangular HSS

HSS 8x3x3/8

Weight
24.9 lb/ft (+31%)
Depth
8.00 in (-11%)
Ix
48.5 in⁴ (+0.6%)
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Source: AISC Shapes Database v16.0 · Methodology