Steel Beam Sizes / AISC / HSS Rectangular / HSS 8x3x3/16

HSS 8x3x3/16 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 8x3x3/16 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 8.00 in 203.00 mm
Width 3.00 in 76.20 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 27.80 in⁴ 11,600,000 mm⁴
Iy 5.94 in⁴ 2,470,000 mm⁴
Sx 6.94 in³ 114,000.00 mm³
Sy 3.96 in³ 64,900.00 mm³
Zx 8.87 in³ 145,000.00 mm³
Zy 4.43 in³ 72,600.00 mm³
rx 2.77 in 70.40 mm
ry 1.28 in 32.50 mm
J 16.20 in⁴ 6,740,000 mm⁴

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus HSS 8x3x3/16.

Lighter in Rectangular HSS

HSS 4x3x5/16

Weight
12.7 lb/ft (-4.2%)
Depth
4.00 in (-50%)
Ix
7.1 in⁴ (-74%)

Heavier in Rectangular HSS

HSS 5x4x1/4

Weight
13.9 lb/ft (+5.0%)
Depth
5.00 in (-38%)
Ix
13.4 in⁴ (-52%)

Closest Iₓ in Rectangular HSS

HSS 7x5x3/16

Weight
14.5 lb/ft (+9.7%)
Depth
7.00 in (-13%)
Ix
27.9 in⁴ (+0.4%)
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Source: AISC Shapes Database v16.0 · Methodology