Steel Beam Sizes / CISC / HSS Round / HS273×9.5

HS273×9.5 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

HS273×9.5 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 41.60 lb/ft 61.90 kg/m
OD 10.752 in 273.100 mm
Nominal tw 0.375 in 9.530 mm
Design tw 0.375 in 9.530 mm
Area 12.23 in² 7,890.00 mm²
Ix 164.81 in⁴ 68,600,000 mm⁴
Iy 164.81 in⁴ 68,600,000 mm⁴
Sx 30.63 in³ 502,000.00 mm³
Sy 30.63 in³ 502,000.00 mm³
Zx 40.40 in³ 662,000.00 mm³
Zy 40.40 in³ 662,000.00 mm³
rx 3.67 in 93.20 mm
ry 3.67 in 93.20 mm
J 329.14 in⁴ 137,000,000 mm⁴

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus HS273×9.5.

Lighter in Round HSS

HA245×9.5

Weight
55.2 kg/m (-11%)
Depth
— mm
Ix
44,300,000 mm⁴ (-35%)

Heavier in Round HSS

HA406×6.4

Weight
62.6 kg/m (+1.2%)
Depth
— mm
Ix
145,000,000 mm⁴ (+111%)

Closest Iₓ in Round HSS

HA324×6.4

Weight
49.7 kg/m (-20%)
Depth
— mm
Ix
72,400,000 mm⁴ (+5.5%)
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Source: CISC Structural Section Tables SST12.1 · v12.1 · CSA G40 · Methodology