Steel Beam Sizes / AISC / HSS Round / HSS 10.750x0.313

HSS 10.750x0.313 Steel Beam Dimensions and Properties

AISC Round HSS · v16.0

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

Units

Section diagram

HSS 10.750x0.313 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 34.87 lb/ft 51.90 kg/m
OD 10.800 in 273.000 mm
Nominal tw 0.313 in 7.950 mm
Design tw 0.291 in 7.390 mm
Area 9.55 in² 6,160.00 mm²
Ix 131.00 in⁴ 54,500,000 mm⁴
Iy 131.00 in⁴ 54,500,000 mm⁴
Sx 24.30 in³ 398,000.00 mm³
Sy 24.30 in³ 398,000.00 mm³
Zx 31.80 in³ 521,000.00 mm³
Zy 31.80 in³ 521,000.00 mm³
rx 3.70 in 94.00 mm
ry 3.70 in 94.00 mm
J 261.00 in⁴ 109,000,000 mm⁴

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus HSS 10.750x0.313.

Lighter in Round HSS

HSS 7.000x0.500

Weight
34.7 lb/ft (-0.4%)
Depth
— in
Ix
51.2 in⁴ (-61%)

Heavier in Round HSS

HSS 13.375x0.250

Weight
35.1 lb/ft (+0.6%)
Depth
— in
Ix
207.0 in⁴ (+58%)

Closest Iₓ in Round HSS

HSS 12.750x0.188

Weight
25.2 lb/ft (-28%)
Depth
— in
Ix
136.0 in⁴ (+3.8%)
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Source: AISC Shapes Database v16.0 · Methodology