Steel Beam Sizes / UK / RHS / RHS 90×50×3.2

RHS 90×50×3.2 Steel Beam Dimensions and Properties

UK Rectangular hollow sections · v2023.11

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

Units

Section diagram

RHS 90×50×3.2 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 4.46 lb/ft 6.63 kg/m
Height 3.54 in 90.00 mm
Width 1.97 in 50.00 mm
t 0.126 in 3.200 mm
Area 1.31 in² 844.00 mm²
Ix 2.14 in⁴ 891,000.00 mm⁴
Iy 0.85 in⁴ 353,000.00 mm⁴
Sx 1.21 in³ 19,800.00 mm³
Sy 0.86 in³ 14,100.00 mm³
Zx 1.50 in³ 24,600.00 mm³
Zy 0.99 in³ 16,200.00 mm³
rx 1.28 in 32.50 mm
ry 0.80 in 20.40 mm
J 1.94 in⁴ 809,000.00 mm⁴

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus RHS 90×50×3.2.

Lighter in Rectangular hollow sections

RHS 50×30×6.3

Weight
6.3 kg/m (-4.5%)
Depth
50.0 mm (-44%)
Ix
206,000 mm⁴ (-77%)

Heavier in Rectangular hollow sections

RHS 60×40×5

Weight
6.9 kg/m (+3.3%)
Depth
60.0 mm (-33%)
Ix
381,000 mm⁴ (-57%)

Closest Iₓ in Rectangular hollow sections

RHS 80×40×5.6

Weight
9.3 kg/m (+40%)
Depth
80.0 mm (-11%)
Ix
867,000 mm⁴ (-2.7%)
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Source: British-Sections-1 and Eurocode 3 UK shared angle/hollow tables · v2023.11 · Hot-finished hollow sections · Methodology