Steel Beam Sizes / AISC / HSS Round / HSS 28.000x1.000

HSS 28.000x1.000 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 28.000x1.000 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 288.63 lb/ft 430.00 kg/m
OD 28.000 in 711.000 mm
Nominal tw 1.000 in 25.400 mm
Design tw 0.930 in 23.600 mm
Area 79.10 in² 51,000.00 mm²
Ix 7,250.00 in⁴ 3,020,000,000 mm⁴
Iy 7,250.00 in⁴ 3,020,000,000 mm⁴
Sx 518.00 in³ 8,490,000 mm³
Sy 518.00 in³ 8,490,000 mm³
Zx 682.00 in³ 11,200,000 mm³
Zy 682.00 in³ 11,200,000 mm³
rx 9.58 in 243.00 mm
ry 9.58 in 243.00 mm
J 14,500.00 in⁴ 6,040,000,000 mm⁴

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus HSS 28.000x1.000.

Lighter in Round HSS

HSS 28.000x0.875

Weight
253.7 lb/ft (-12%)
Depth
— in
Ix
6,430.0 in⁴ (-11%)

Closest Iₓ in Round HSS

HSS 28.000x0.750

Weight
218.5 lb/ft (-24%)
Depth
— in
Ix
5,580.0 in⁴ (-23%)
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Source: AISC Shapes Database v16.0 · Methodology