Steel Beam Sizes / CISC / HSS Rectangular / HS203×102×7.9

HS203×102×7.9 Steel Beam Dimensions and Properties

CISC Rectangular HSS · v12.1

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Diagram, properties emphasis, and nearby alternatives use the selected unit system.

Units

Section diagram

HS203×102×7.9 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 23.40 lb/ft 34.70 kg/m
Height 8.00 in 203.20 mm
Width 4.00 in 101.60 mm
Nominal tw 0.313 in 7.940 mm
Design tw 0.313 in 7.940 mm
Area 6.87 in² 4,430.00 mm²
Ix 54.06 in⁴ 22,500,000 mm⁴
Iy 18.09 in⁴ 7,530,000 mm⁴
Sx 13.49 in³ 221,000.00 mm³
Sy 9.03 in³ 148,000.00 mm³
Zx 17.15 in³ 281,000.00 mm³
Zy 10.50 in³ 172,000.00 mm³
rx 2.80 in 71.20 mm
ry 1.63 in 41.30 mm
J 45.17 in⁴ 18,800,000 mm⁴

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus HS203×102×7.9.

Lighter in Rectangular HSS

HA152×102×9.5

Weight
33.3 kg/m (-4.3%)
Depth
152.4 mm (-25%)
Ix
11,500,000 mm⁴ (-49%)

Heavier in Rectangular HSS

HA127×102×13

Weight
37.3 kg/m (+6.8%)
Depth
127.0 mm (-38%)
Ix
8,670,000 mm⁴ (-61%)

Closest Iₓ in Rectangular HSS

HA203×152×6.4

Weight
33.4 kg/m (-4.3%)
Depth
203.2 mm (0.0%)
Ix
22,900,000 mm⁴ (+1.8%)
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Source: CISC Structural Section Tables SST12.1 · v12.1 · CSA G40 · Methodology