Steel Beam Sizes / CISC / HSS Rectangular / HA178×127×13

HA178×127×13 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

HA178×127×13 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 0.450 in 11.430 mm
Area 9.47 in² 6,110.00 mm²
Ix 59.34 in⁴ 24,700,000 mm⁴
Iy 34.84 in⁴ 14,500,000 mm⁴
Sx 16.96 in³ 278,000.00 mm³
Sy 13.91 in³ 228,000.00 mm³
Zx 21.36 in³ 350,000.00 mm³
Zy 16.84 in³ 276,000.00 mm³
rx 2.50 in 63.60 mm
ry 1.92 in 48.70 mm
J 74.00 in⁴ 30,800,000 mm⁴

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus HA178×127×13.

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 (+30%)

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 (+137%)

Closest Iₓ in Rectangular HSS

HS203×152×6.4

Weight
33.4 kg/m (-36%)
Depth
203.2 mm (+14%)
Ix
25,000,000 mm⁴ (+1.2%)
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Source: CISC Structural Section Tables SST12.1 · v12.1 · ASTM A500 · Methodology