Steel Beam Sizes / AISC / HSS Round / HSS 12.000x0.625

HSS 12.000x0.625 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 12.000x0.625 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 76.00 lb/ft 113.00 kg/m
OD 12.000 in 305.000 mm
Nominal tw 0.625 in 15.900 mm
Design tw 0.581 in 14.800 mm
Area 20.90 in² 13,500.00 mm²
Ix 341.00 in⁴ 142,000,000 mm⁴
Iy 341.00 in⁴ 142,000,000 mm⁴
Sx 56.80 in³ 931,000.00 mm³
Sy 56.80 in³ 931,000.00 mm³
Zx 75.90 in³ 1,240,000 mm³
Zy 75.90 in³ 1,240,000 mm³
rx 4.04 in 103.00 mm
ry 4.04 in 103.00 mm
J 681.00 in⁴ 283,000,000 mm⁴

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus HSS 12.000x0.625.

Lighter in Round HSS

HSS 11.750x0.625

Weight
74.3 lb/ft (-2.2%)
Depth
— in
Ix
319.0 in⁴ (-6.5%)

Heavier in Round HSS

HSS 20.000x0.375

Weight
78.7 lb/ft (+3.5%)
Depth
— in
Ix
1,040.0 in⁴ (+205%)

Closest Iₓ in Round HSS

HSS 12.750x0.500

Weight
65.5 lb/ft (-14%)
Depth
— in
Ix
339.0 in⁴ (-0.6%)
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Source: AISC Shapes Database v16.0 · Methodology