Steel Beam Sizes / CISC / HSS Round / HA406×9.5

HA406×9.5 Steel Beam Dimensions and Properties

CISC Round HSS · v12.1

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

Units

Section diagram

HA406×9.5 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 62.60 lb/ft 93.30 kg/m
OD 16.000 in 406.400 mm
Nominal tw 0.375 in 9.530 mm
Design tw 0.338 in 8.580 mm
Area 16.59 in² 10,700.00 mm²
Ix 509.33 in⁴ 212,000,000 mm⁴
Iy 509.33 in⁴ 212,000,000 mm⁴
Sx 63.46 in³ 1,040,000 mm³
Sy 63.46 in³ 1,040,000 mm³
Zx 82.99 in³ 1,360,000 mm³
Zy 82.99 in³ 1,360,000 mm³
rx 5.55 in 141.00 mm
ry 5.55 in 141.00 mm
J 1,018.66 in⁴ 424,000,000 mm⁴

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus HA406×9.5.

Lighter in Round HSS

HA273×13

Weight
81.6 kg/m (-12%)
Depth
— mm
Ix
80,600,000 mm⁴ (-62%)

Heavier in Round HSS

HA324×13

Weight
97.5 kg/m (+4.6%)
Depth
— mm
Ix
137,000,000 mm⁴ (-35%)

Closest Iₓ in Round HSS

HS324×19

Weight
143.0 kg/m (+54%)
Depth
— mm
Ix
213,000,000 mm⁴ (+0.5%)
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Source: CISC Structural Section Tables SST12.1 · v12.1 · ASTM A500 · Methodology