Steel Beam Sizes / UK / CHS / CHS 406.4×16

CHS 406.4×16 Steel Beam Dimensions and Properties

UK Circular hollow sections · v2023.11

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

Units

Section diagram

CHS 406.4×16 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 103.48 lb/ft 154.00 kg/m
OD 16.000 in 406.400 mm
t 0.630 in 16.000 mm
Area 30.38 in² 19,600.00 mm²
Ix 898.54 in⁴ 374,000,000 mm⁴
Iy 898.54 in⁴ 374,000,000 mm⁴
Sx 112.28 in³ 1,840,000 mm³
Sy 112.28 in³ 1,840,000 mm³
Zx 148.90 in³ 2,440,000 mm³
Zy 148.90 in³ 2,440,000 mm³
rx 5.43 in 138.00 mm
ry 5.43 in 138.00 mm
J 1,799.48 in⁴ 749,000,000 mm⁴

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus CHS 406.4×16.

Lighter in Circular hollow sections

CHS 508×12.5

Weight
153.0 kg/m (-0.6%)
Depth
— mm
Ix
598,000,000 mm⁴ (+60%)

Heavier in Circular hollow sections

CHS 457×14.2

Weight
155.0 kg/m (+0.6%)
Depth
— mm
Ix
485,000,000 mm⁴ (+30%)

Closest Iₓ in Circular hollow sections

CHS 457×11

Weight
121.0 kg/m (-21%)
Depth
— mm
Ix
383,000,000 mm⁴ (+2.4%)
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Source: British-Sections-1 and Eurocode 3 UK shared angle/hollow tables · v2023.11 · Hot-finished hollow sections · Methodology