Steel Beam Sizes / CISC / HSS Round / HS457×9.5

HS457×9.5 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

HS457×9.5 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 70.70 lb/ft 105.00 kg/m
OD 18.000 in 457.200 mm
Nominal tw 0.375 in 9.530 mm
Design tw 0.375 in 9.530 mm
Area 20.77 in² 13,400.00 mm²
Ix 807.24 in⁴ 336,000,000 mm⁴
Iy 807.24 in⁴ 336,000,000 mm⁴
Sx 89.70 in³ 1,470,000 mm³
Sy 89.70 in³ 1,470,000 mm³
Zx 116.56 in³ 1,910,000 mm³
Zy 116.56 in³ 1,910,000 mm³
rx 6.22 in 158.00 mm
ry 6.22 in 158.00 mm
J 1,614.49 in⁴ 672,000,000 mm⁴

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus HS457×9.5.

Lighter in Round HSS

HA324×13

Weight
97.5 kg/m (-7.4%)
Depth
— mm
Ix
137,000,000 mm⁴ (-59%)

Heavier in Round HSS

HA356×13

Weight
107.0 kg/m (+2.1%)
Depth
— mm
Ix
183,000,000 mm⁴ (-46%)

Closest Iₓ in Round HSS

HA406×16

Weight
153.0 kg/m (+46%)
Depth
— mm
Ix
339,000,000 mm⁴ (+0.9%)
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Source: CISC Structural Section Tables SST12.1 · v12.1 · CSA G40 · Availability: Check availability with the supplier. · Methodology