Steel Beam Sizes / UK / SHS / SHS 180×180×16

SHS 180×180×16 Steel Beam Dimensions and Properties

UK Square hollow sections · v2023.11

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

Units

Section diagram

SHS 180×180×16 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 53.89 lb/ft 80.20 kg/m
Height 7.09 in 180.00 mm
Width 7.09 in 180.00 mm
t 0.630 in 16.000 mm
Area 15.81 in² 10,200.00 mm²
Ix 108.11 in⁴ 45,000,000 mm⁴
Iy 108.11 in⁴ 45,000,000 mm⁴
Sx 30.51 in³ 500,000.00 mm³
Sy 30.51 in³ 500,000.00 mm³
Zx 37.90 in³ 621,000.00 mm³
Zy 37.90 in³ 621,000.00 mm³
rx 2.61 in 66.40 mm
ry 2.61 in 66.40 mm
J 176.34 in⁴ 73,400,000 mm⁴

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus SHS 180×180×16.

Lighter in Square hollow sections

SHS 220×220×12.5

Weight
80.1 kg/m (-0.1%)
Depth
220.0 mm (+22%)
Ix
72,500,000 mm⁴ (+61%)

Heavier in Square hollow sections

SHS 200×200×14.2

Weight
81.1 kg/m (+1.1%)
Depth
200.0 mm (+11%)
Ix
58,700,000 mm⁴ (+30%)

Closest Iₓ in Square hollow sections

SHS 200×200×10

Weight
58.8 kg/m (-27%)
Depth
200.0 mm (+11%)
Ix
44,700,000 mm⁴ (-0.7%)
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Source: British-Sections-1 and Eurocode 3 UK shared angle/hollow tables · v2023.11 · Hot-finished hollow sections · Methodology