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SHS 400×400×10 Steel Beam Dimensions and Properties

EN Square hollow sections · v2026.1

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

Units

Section diagram

SHS 400×400×10 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 81.98 lb/ft 122.00 kg/m
Height 15.75 in 400.00 mm
Width 15.75 in 400.00 mm
t 0.394 in 10.000 mm
Area 24.03 in² 15,500.00 mm²
Ix 939.38 in⁴ 391,000,000 mm⁴
Iy 939.38 in⁴ 391,000,000 mm⁴
Sx 119.61 in³ 1,960,000 mm³
Sy 119.61 in³ 1,960,000 mm³
Zx 137.91 in³ 2,260,000 mm³
Zy 137.91 in³ 2,260,000 mm³
rx 6.26 in 159.00 mm
ry 6.26 in 159.00 mm
J 1,443.91 in⁴ 601,000,000 mm⁴

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus SHS 400×400×10.

Lighter in Square hollow sections

SHS 260×260×16

Weight
120.0 kg/m (-1.6%)
Depth
260.0 mm (-35%)
Ix
151,000,000 mm⁴ (-61%)

Heavier in Square hollow sections

SHS 300×300×14.2

Weight
126.0 kg/m (+3.3%)
Depth
300.0 mm (-25%)
Ix
216,000,000 mm⁴ (-45%)

Closest Iₓ in Square hollow sections

SHS 350×350×16

Weight
166.0 kg/m (+36%)
Depth
350.0 mm (-12%)
Ix
389,000,000 mm⁴ (-0.5%)
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Source: Eurocode 3 UK National Annex and ArcelorMittal Sections 2026-1 · v2026.1 · Hot-finished hollow sections · Methodology