Steel Beam Sizes / AISC / HSS Square / HSS 5-1/2x5-1/2x1/4

HSS 5-1/2x5-1/2x1/4 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 5-1/2x5-1/2x1/4 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 17.32 lb/ft 25.70 kg/m
Height 5.50 in 140.00 mm
Width 5.50 in 140.00 mm
Nominal tw 0.250 in 6.350 mm
Design tw 0.233 in 5.920 mm
Area 4.77 in² 3,080.00 mm²
Ix 21.70 in⁴ 9,030,000 mm⁴
Iy 21.70 in⁴ 9,030,000 mm⁴
Sx 7.90 in³ 129,000.00 mm³
Sy 7.90 in³ 129,000.00 mm³
Zx 9.32 in³ 153,000.00 mm³
Zy 9.32 in³ 153,000.00 mm³
rx 2.13 in 54.10 mm
ry 2.13 in 54.10 mm
J 34.80 in⁴ 14,500,000 mm⁴

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus HSS 5-1/2x5-1/2x1/4.

Lighter in Square HSS

HSS 4x4x3/8

Weight
17.3 lb/ft (-0.3%)
Depth
4.00 in (-27%)
Ix
10.3 in⁴ (-53%)

Heavier in Square HSS

HSS 6x6x1/4

Weight
19.0 lb/ft (+9.8%)
Depth
6.00 in (+9.1%)
Ix
28.6 in⁴ (+32%)

Closest Iₓ in Square HSS

HSS 5x5x3/8

Weight
22.4 lb/ft (+29%)
Depth
5.00 in (-9.1%)
Ix
21.7 in⁴ (0.0%)
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Source: AISC Shapes Database v16.0 · Methodology