Steel Beam Sizes / CISC / HSS Round / HS273×13

HS273×13 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

HS273×13 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 54.80 lb/ft 81.60 kg/m
OD 10.752 in 273.100 mm
Nominal tw 0.500 in 12.700 mm
Design tw 0.500 in 12.700 mm
Area 16.12 in² 10,400.00 mm²
Ix 212.14 in⁴ 88,300,000 mm⁴
Iy 212.14 in⁴ 88,300,000 mm⁴
Sx 39.42 in³ 646,000.00 mm³
Sy 39.42 in³ 646,000.00 mm³
Zx 52.60 in³ 862,000.00 mm³
Zy 52.60 in³ 862,000.00 mm³
rx 3.63 in 92.20 mm
ry 3.63 in 92.20 mm
J 425.24 in⁴ 177,000,000 mm⁴

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus HS273×13.

Lighter in Round HSS

HA356×9.5

Weight
81.3 kg/m (-0.4%)
Depth
— mm
Ix
141,000,000 mm⁴ (+60%)

Heavier in Round HSS

HA406×9.5

Weight
93.3 kg/m (+14%)
Depth
— mm
Ix
212,000,000 mm⁴ (+140%)

Closest Iₓ in Round HSS

HA273×13

Weight
81.6 kg/m (0.0%)
Depth
— mm
Ix
80,600,000 mm⁴ (-8.7%)
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Source: CISC Structural Section Tables SST12.1 · v12.1 · CSA G40 · Methodology