Steel Beam Sizes / AISC / HSS Rectangular / HSS 7x4x1/2

HSS 7x4x1/2 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 7x4x1/2 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 31.84 lb/ft 47.20 kg/m
Height 7.00 in 178.00 mm
Width 4.00 in 102.00 mm
Nominal tw 0.500 in 12.700 mm
Design tw 0.465 in 11.800 mm
Area 8.81 in² 5,680.00 mm²
Ix 50.70 in⁴ 21,100,000 mm⁴
Iy 20.70 in⁴ 8,620,000 mm⁴
Sx 14.50 in³ 238,000.00 mm³
Sy 10.40 in³ 170,000.00 mm³
Zx 18.80 in³ 308,000.00 mm³
Zy 12.60 in³ 206,000.00 mm³
rx 2.40 in 61.00 mm
ry 1.53 in 38.90 mm
J 50.50 in⁴ 21,000,000 mm⁴

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus HSS 7x4x1/2.

Lighter in Rectangular HSS

HSS 10x3-1/2x3/8

Weight
31.3 lb/ft (-1.7%)
Depth
10.00 in (+43%)
Ix
96.1 in⁴ (+90%)

Heavier in Rectangular HSS

HSS 10x4x3/8

Weight
32.6 lb/ft (+2.3%)
Depth
10.00 in (+43%)
Ix
104.0 in⁴ (+105%)

Closest Iₓ in Rectangular HSS

HSS 8x4x5/16

Weight
23.3 lb/ft (-27%)
Depth
8.00 in (+14%)
Ix
51.0 in⁴ (+0.6%)
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Source: AISC Shapes Database v16.0 · Methodology