Steel Beam Sizes / AISC / HSS Round / HSS 8.625x0.322

HSS 8.625x0.322 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 8.625x0.322 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 28.58 lb/ft 42.50 kg/m
OD 8.630 in 219.000 mm
Nominal tw 0.322 in 8.180 mm
Design tw 0.300 in 7.620 mm
Area 7.85 in² 5,060.00 mm²
Ix 68.10 in⁴ 28,300,000 mm⁴
Iy 68.10 in⁴ 28,300,000 mm⁴
Sx 15.80 in³ 259,000.00 mm³
Sy 15.80 in³ 259,000.00 mm³
Zx 20.80 in³ 341,000.00 mm³
Zy 20.80 in³ 341,000.00 mm³
rx 2.95 in 74.90 mm
ry 2.95 in 74.90 mm
J 136.00 in⁴ 56,600,000 mm⁴

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus HSS 8.625x0.322.

Lighter in Round HSS

HSS 7.500x0.375

Weight
28.6 lb/ft (-0.1%)
Depth
— in
Ix
50.2 in⁴ (-26%)

Heavier in Round HSS

HSS 6.625x0.432

Weight
28.6 lb/ft (+0.1%)
Depth
— in
Ix
38.2 in⁴ (-44%)

Closest Iₓ in Round HSS

HSS 10.000x0.188

Weight
19.7 lb/ft (-31%)
Depth
— in
Ix
64.8 in⁴ (-4.8%)
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Source: AISC Shapes Database v16.0 · Methodology