Steel Beam Sizes / AISC / HSS Rectangular / HSS 3-1/2x1-1/2x3/16

HSS 3-1/2x1-1/2x3/16 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 3-1/2x1-1/2x3/16 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 5.59 lb/ft 8.31 kg/m
Height 3.50 in 88.90 mm
Width 1.50 in 38.10 mm
Nominal tw 0.188 in 4.760 mm
Design tw 0.174 in 4.420 mm
Area 1.54 in² 994.00 mm²
Ix 2.12 in⁴ 882,000.00 mm⁴
Iy 0.54 in⁴ 226,000.00 mm⁴
Sx 1.21 in³ 19,800.00 mm³
Sy 0.73 in³ 11,900.00 mm³
Zx 1.60 in³ 26,200.00 mm³
Zy 0.87 in³ 14,200.00 mm³
rx 1.17 in 29.70 mm
ry 0.59 in 15.10 mm
J 1.49 in⁴ 620,000.00 mm⁴

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus HSS 3-1/2x1-1/2x3/16.

Lighter in Rectangular HSS

HSS 2-1/2x1-1/2x1/4

Weight
5.4 lb/ft (-3.2%)
Depth
2.50 in (-29%)
Ix
1.0 in⁴ (-51%)

Heavier in Rectangular HSS

HSS 4x3x1/8

Weight
5.6 lb/ft (+0.4%)
Depth
4.00 in (+14%)
Ix
3.5 in⁴ (+66%)

Closest Iₓ in Rectangular HSS

HSS 3x2x1/4

Weight
7.1 lb/ft (+27%)
Depth
3.00 in (-14%)
Ix
2.1 in⁴ (+0.5%)
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Source: AISC Shapes Database v16.0 · Methodology