Steel Beam Sizes / AISC / HSS Rectangular / HSS 3x2x5/16

HSS 3x2x5/16 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 3x2x5/16 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 8.45 lb/ft 12.50 kg/m
Height 3.00 in 76.20 mm
Width 2.00 in 50.80 mm
Nominal tw 0.313 in 7.940 mm
Design tw 0.291 in 7.390 mm
Area 2.35 in² 1,520.00 mm²
Ix 2.38 in⁴ 991,000.00 mm⁴
Iy 1.24 in⁴ 516,000.00 mm⁴
Sx 1.59 in³ 26,100.00 mm³
Sy 1.24 in³ 20,300.00 mm³
Zx 2.11 in³ 34,600.00 mm³
Zy 1.58 in³ 25,900.00 mm³
rx 1.01 in 25.70 mm
ry 0.73 in 18.40 mm
J 2.87 in⁴ 1,190,000 mm⁴

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus HSS 3x2x5/16.

Lighter in Rectangular HSS

HSS 6x4x1/8

Weight
8.2 lb/ft (-3.4%)
Depth
6.00 in (+100%)
Ix
11.4 in⁴ (+379%)

Heavier in Rectangular HSS

HSS 5x2-1/2x3/16

Weight
8.8 lb/ft (+3.9%)
Depth
5.00 in (+67%)
Ix
7.5 in⁴ (+216%)

Closest Iₓ in Rectangular HSS

HSS 3-1/2x2-1/2x1/8

Weight
4.8 lb/ft (-44%)
Depth
3.50 in (+17%)
Ix
2.2 in⁴ (-6.3%)
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Source: AISC Shapes Database v16.0 · Methodology