Steel Beam Sizes / AISC / HSS Round / HSS 16.000x0.438

HSS 16.000x0.438 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 16.000x0.438 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 72.87 lb/ft 108.00 kg/m
OD 16.000 in 406.000 mm
Nominal tw 0.438 in 11.100 mm
Design tw 0.407 in 10.300 mm
Area 19.90 in² 12,800.00 mm²
Ix 606.00 in⁴ 252,000,000 mm⁴
Iy 606.00 in⁴ 252,000,000 mm⁴
Sx 75.80 in³ 1,240,000 mm³
Sy 75.80 in³ 1,240,000 mm³
Zx 99.00 in³ 1,620,000 mm³
Zy 99.00 in³ 1,620,000 mm³
rx 5.51 in 140.00 mm
ry 5.51 in 140.00 mm
J 1,210.00 in⁴ 504,000,000 mm⁴

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus HSS 16.000x0.438.

Lighter in Round HSS

HSS 22.000x0.313

Weight
72.5 lb/ft (-0.6%)
Depth
— in
Ix
1,170.0 in⁴ (+93%)

Heavier in Round HSS

HSS 11.750x0.625

Weight
74.3 lb/ft (+2.0%)
Depth
— in
Ix
319.0 in⁴ (-47%)

Closest Iₓ in Round HSS

HSS 18.000x0.313

Weight
59.1 lb/ft (-19%)
Depth
— in
Ix
634.0 in⁴ (+4.6%)
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Source: AISC Shapes Database v16.0 · Methodology