Steel Beam Sizes / CISC / HSS Rectangular / HA127×102×13

HA127×102×13 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

HA127×102×13 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 25.00 lb/ft 37.30 kg/m
Height 5.00 in 127.00 mm
Width 4.00 in 101.60 mm
Nominal tw 0.500 in 12.700 mm
Design tw 0.450 in 11.430 mm
Area 6.77 in² 4,370.00 mm²
Ix 20.83 in⁴ 8,670,000 mm⁴
Iy 14.58 in⁴ 6,070,000 mm⁴
Sx 8.36 in³ 137,000.00 mm³
Sy 7.26 in³ 119,000.00 mm³
Zx 10.74 in³ 176,000.00 mm³
Zy 9.15 in³ 150,000.00 mm³
rx 1.76 in 44.60 mm
ry 1.47 in 37.30 mm
J 29.79 in⁴ 12,400,000 mm⁴

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus HA127×102×13.

Lighter in Rectangular HSS

HA178×127×7.9

Weight
34.7 kg/m (-6.4%)
Depth
177.8 mm (+40%)
Ix
17,400,000 mm⁴ (+101%)

Heavier in Rectangular HSS

HA254×152×6.4

Weight
38.4 kg/m (+3.2%)
Depth
254.0 mm (+100%)
Ix
39,100,000 mm⁴ (+351%)

Closest Iₓ in Rectangular HSS

HS152×76×7.9

Weight
25.2 kg/m (-32%)
Depth
152.4 mm (+20%)
Ix
8,780,000 mm⁴ (+1.3%)
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Source: CISC Structural Section Tables SST12.1 · v12.1 · ASTM A500 · Methodology