Steel Beam Sizes / AISC / HSS Rectangular / HSS 7x3x1/4

HSS 7x3x1/4 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 7x3x1/4 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 15.62 lb/ft 23.20 kg/m
Height 7.00 in 178.00 mm
Width 3.00 in 76.20 mm
Nominal tw 0.250 in 6.350 mm
Design tw 0.233 in 5.920 mm
Area 4.30 in² 2,770.00 mm²
Ix 25.20 in⁴ 10,500,000 mm⁴
Iy 6.60 in⁴ 2,750,000 mm⁴
Sx 7.19 in³ 118,000.00 mm³
Sy 4.40 in³ 72,100.00 mm³
Zx 9.22 in³ 151,000.00 mm³
Zy 5.06 in³ 82,900.00 mm³
rx 2.42 in 61.50 mm
ry 1.24 in 31.50 mm
J 17.50 in⁴ 7,280,000 mm⁴

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus HSS 7x3x1/4.

Lighter in Rectangular HSS

HSS 5x3x5/16

Weight
14.8 lb/ft (-5.1%)
Depth
5.00 in (-29%)
Ix
12.6 in⁴ (-50%)

Heavier in Rectangular HSS

HSS 10x3x3/16

Weight
15.8 lb/ft (+1.2%)
Depth
10.00 in (+43%)
Ix
49.4 in⁴ (+96%)

Closest Iₓ in Rectangular HSS

HSS 6x4x5/16

Weight
19.1 lb/ft (+22%)
Depth
6.00 in (-14%)
Ix
24.8 in⁴ (-1.6%)
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Source: AISC Shapes Database v16.0 · Methodology