Steel Beam Sizes / AISC / HSS Square / HSS 5-1/2x5-1/2x3/16

HSS 5-1/2x5-1/2x3/16 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 5-1/2x5-1/2x3/16 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 13.25 lb/ft 19.70 kg/m
Height 5.50 in 140.00 mm
Width 5.50 in 140.00 mm
Nominal tw 0.188 in 4.760 mm
Design tw 0.174 in 4.420 mm
Area 3.63 in² 2,340.00 mm²
Ix 17.00 in⁴ 7,080,000 mm⁴
Iy 17.00 in⁴ 7,080,000 mm⁴
Sx 6.17 in³ 101,000.00 mm³
Sy 6.17 in³ 101,000.00 mm³
Zx 7.19 in³ 118,000.00 mm³
Zy 7.19 in³ 118,000.00 mm³
rx 2.16 in 54.90 mm
ry 2.16 in 54.90 mm
J 26.70 in⁴ 11,100,000 mm⁴

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus HSS 5-1/2x5-1/2x3/16.

Lighter in Square HSS

HSS 3-1/2x3-1/2x5/16

Weight
12.7 lb/ft (-4.2%)
Depth
3.50 in (-36%)
Ix
5.8 in⁴ (-66%)

Heavier in Square HSS

HSS 8x8x1/8

Weight
13.3 lb/ft (+0.1%)
Depth
8.00 in (+45%)
Ix
37.4 in⁴ (+120%)

Closest Iₓ in Square HSS

HSS 5x5x1/4

Weight
15.6 lb/ft (+18%)
Depth
5.00 in (-9.1%)
Ix
16.0 in⁴ (-5.9%)
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Source: AISC Shapes Database v16.0 · Methodology