Steel Beam Sizes / UK / CHS / CHS 168.3×12.5

CHS 168.3×12.5 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 168.3×12.5 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 32.25 lb/ft 48.00 kg/m
OD 6.626 in 168.300 mm
t 0.492 in 12.500 mm
Area 9.49 in² 6,120.00 mm²
Ix 44.93 in⁴ 18,700,000 mm⁴
Iy 44.93 in⁴ 18,700,000 mm⁴
Sx 13.55 in³ 222,000.00 mm³
Sy 13.55 in³ 222,000.00 mm³
Zx 18.55 in³ 304,000.00 mm³
Zy 18.55 in³ 304,000.00 mm³
rx 2.18 in 55.30 mm
ry 2.18 in 55.30 mm
J 89.85 in⁴ 37,400,000 mm⁴

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus CHS 168.3×12.5.

Lighter in Circular hollow sections

CHS 244.5×8

Weight
46.7 kg/m (-2.7%)
Depth
— mm
Ix
41,600,000 mm⁴ (+122%)

Heavier in Circular hollow sections

CHS 323.9×6.3

Weight
49.3 kg/m (+2.7%)
Depth
— mm
Ix
79,300,000 mm⁴ (+324%)

Closest Iₓ in Circular hollow sections

CHS 219.1×5

Weight
26.4 kg/m (-45%)
Depth
— mm
Ix
19,300,000 mm⁴ (+3.2%)
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Source: British-Sections-1 and Eurocode 3 UK shared angle/hollow tables · v2023.11 · Hot-finished hollow sections · Methodology