Steel Beam Sizes / AISC / HSS Rectangular / HSS 3x2-1/2x5/16

HSS 3x2-1/2x5/16 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 3x2-1/2x5/16 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 9.51 lb/ft 14.10 kg/m
Height 3.00 in 76.20 mm
Width 2.50 in 63.50 mm
Nominal tw 0.313 in 7.940 mm
Design tw 0.291 in 7.390 mm
Area 2.64 in² 1,700.00 mm²
Ix 2.92 in⁴ 1,220,000 mm⁴
Iy 2.18 in⁴ 907,000.00 mm⁴
Sx 1.94 in³ 31,800.00 mm³
Sy 1.74 in³ 28,500.00 mm³
Zx 2.51 in³ 41,100.00 mm³
Zy 2.20 in³ 36,100.00 mm³
rx 1.05 in 26.70 mm
ry 0.91 in 23.10 mm
J 4.34 in⁴ 1,810,000 mm⁴

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus HSS 3x2-1/2x5/16.

Lighter in Rectangular HSS

HSS 5x3x3/16

Weight
9.4 lb/ft (-0.9%)
Depth
5.00 in (+67%)
Ix
8.5 in⁴ (+192%)

Heavier in Rectangular HSS

HSS 4x2-1/2x1/4

Weight
9.7 lb/ft (+1.6%)
Depth
4.00 in (+33%)
Ix
5.3 in⁴ (+82%)

Closest Iₓ in Rectangular HSS

HSS 4x1-1/2x3/16

Weight
6.2 lb/ft (-34%)
Depth
4.00 in (+33%)
Ix
3.0 in⁴ (+3.4%)
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Source: AISC Shapes Database v16.0 · Methodology