Steel Beam Sizes / AISC / HSS Rectangular / HSS 7x4x3/8

HSS 7x4x3/8 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 7x4x3/8 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 24.93 lb/ft 37.00 kg/m
Height 7.00 in 178.00 mm
Width 4.00 in 102.00 mm
Nominal tw 0.375 in 9.530 mm
Design tw 0.349 in 8.860 mm
Area 6.88 in² 4,440.00 mm²
Ix 41.80 in⁴ 17,400,000 mm⁴
Iy 17.30 in⁴ 7,200,000 mm⁴
Sx 11.90 in³ 195,000.00 mm³
Sy 8.63 in³ 141,000.00 mm³
Zx 15.10 in³ 247,000.00 mm³
Zy 10.20 in³ 167,000.00 mm³
rx 2.46 in 62.50 mm
ry 1.58 in 40.10 mm
J 41.00 in⁴ 17,100,000 mm⁴

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus HSS 7x4x3/8.

Lighter in Rectangular HSS

HSS 12x8x3/16

Weight
24.7 lb/ft (-0.8%)
Depth
12.00 in (+71%)
Ix
140.0 in⁴ (+235%)

Heavier in Rectangular HSS

HSS 5x4x1/2

Weight
25.0 lb/ft (+0.4%)
Depth
5.00 in (-29%)
Ix
21.2 in⁴ (-49%)

Closest Iₓ in Rectangular HSS

HSS 8x3x5/16

Weight
21.2 lb/ft (-15%)
Depth
8.00 in (+14%)
Ix
42.4 in⁴ (+1.4%)
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Source: AISC Shapes Database v16.0 · Methodology