Steel Beam Sizes / CISC / HSS Rectangular / HS178×127×13

HS178×127×13 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

HS178×127×13 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 35.20 lb/ft 52.40 kg/m
Height 7.00 in 177.80 mm
Width 5.00 in 127.00 mm
Nominal tw 0.500 in 12.700 mm
Design tw 0.500 in 12.700 mm
Area 10.35 in² 6,680.00 mm²
Ix 63.43 in⁴ 26,400,000 mm⁴
Iy 37.24 in⁴ 15,500,000 mm⁴
Sx 18.12 in³ 297,000.00 mm³
Sy 14.89 in³ 244,000.00 mm³
Zx 23.07 in³ 378,000.00 mm³
Zy 18.19 in³ 298,000.00 mm³
rx 2.48 in 62.90 mm
ry 1.89 in 48.10 mm
J 80.00 in⁴ 33,300,000 mm⁴

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus HS178×127×13.

Lighter in Rectangular HSS

HA203×152×9.5

Weight
48.5 kg/m (-7.4%)
Depth
203.2 mm (+14%)
Ix
32,100,000 mm⁴ (+22%)

Heavier in Rectangular HSS

HA254×203×7.9

Weight
53.7 kg/m (+2.8%)
Depth
254.0 mm (+43%)
Ix
58,600,000 mm⁴ (+122%)

Closest Iₓ in Rectangular HSS

HS203×102×9.5

Weight
40.9 kg/m (-22%)
Depth
203.2 mm (+14%)
Ix
25,800,000 mm⁴ (-2.3%)
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Source: CISC Structural Section Tables SST12.1 · v12.1 · CSA G40 · Methodology