Steel Beam Sizes / Europe / SHS / SHS 140×140×12.5

SHS 140×140×12.5 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 140×140×12.5 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 32.72 lb/ft 48.70 kg/m
Height 5.51 in 140.00 mm
Width 5.51 in 140.00 mm
t 0.492 in 12.500 mm
Area 9.63 in² 6,210.00 mm²
Ix 39.64 in⁴ 16,500,000 mm⁴
Iy 39.64 in⁴ 16,500,000 mm⁴
Sx 14.40 in³ 236,000.00 mm³
Sy 14.40 in³ 236,000.00 mm³
Zx 17.88 in³ 293,000.00 mm³
Zy 17.88 in³ 293,000.00 mm³
rx 2.03 in 51.60 mm
ry 2.03 in 51.60 mm
J 64.87 in⁴ 27,000,000 mm⁴

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus SHS 140×140×12.5.

Lighter in Square hollow sections

SHS 250×250×6.3

Weight
47.9 kg/m (-1.6%)
Depth
250.0 mm (+79%)
Ix
60,100,000 mm⁴ (+264%)

Heavier in Square hollow sections

SHS 160×160×11

Weight
50.4 kg/m (+3.5%)
Depth
160.0 mm (+14%)
Ix
23,500,000 mm⁴ (+42%)

Closest Iₓ in Square hollow sections

SHS 160×160×7.1

Weight
33.7 kg/m (-31%)
Depth
160.0 mm (+14%)
Ix
16,600,000 mm⁴ (+0.6%)
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Source: Eurocode 3 UK National Annex and ArcelorMittal Sections 2026-1 · v2026.1 · Hot-finished hollow sections · Methodology