Steel Beam Sizes / AISC / HSS Rectangular / HSS 7x3x1/2

HSS 7x3x1/2 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 7x3x1/2 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 28.43 lb/ft 42.10 kg/m
Height 7.00 in 178.00 mm
Width 3.00 in 76.20 mm
Nominal tw 0.500 in 12.700 mm
Design tw 0.465 in 11.800 mm
Area 7.88 in² 5,080.00 mm²
Ix 40.70 in⁴ 16,900,000 mm⁴
Iy 10.20 in⁴ 4,250,000 mm⁴
Sx 11.60 in³ 190,000.00 mm³
Sy 6.80 in³ 111,000.00 mm³
Zx 15.80 in³ 259,000.00 mm³
Zy 8.46 in³ 139,000.00 mm³
rx 2.27 in 57.70 mm
ry 1.14 in 29.00 mm
J 28.60 in⁴ 11,900,000 mm⁴

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus HSS 7x3x1/2.

Lighter in Rectangular HSS

HSS 10x4x5/16

Weight
27.6 lb/ft (-3.0%)
Depth
10.00 in (+43%)
Ix
90.1 in⁴ (+121%)

Heavier in Rectangular HSS

HSS 10x8x1/4

Weight
29.2 lb/ft (+2.8%)
Depth
10.00 in (+43%)
Ix
119.0 in⁴ (+192%)

Closest Iₓ in Rectangular HSS

HSS 10x2x3/16

Weight
14.5 lb/ft (-49%)
Depth
10.00 in (+43%)
Ix
41.0 in⁴ (+0.7%)
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Source: AISC Shapes Database v16.0 · Methodology