Steel Beam Sizes / UK / RHS / RHS 400×200×10

RHS 400×200×10 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 400×200×10 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 60.61 lb/ft 90.20 kg/m
Height 15.75 in 400.00 mm
Width 7.87 in 200.00 mm
t 0.394 in 10.000 mm
Area 17.83 in² 11,500.00 mm²
Ix 574.20 in⁴ 239,000,000 mm⁴
Iy 194.12 in⁴ 80,800,000 mm⁴
Sx 73.23 in³ 1,200,000 mm³
Sy 49.31 in³ 808,000.00 mm³
Zx 90.32 in³ 1,480,000 mm³
Zy 55.59 in³ 911,000.00 mm³
rx 5.67 in 144.00 mm
ry 3.30 in 83.90 mm
J 463.68 in⁴ 193,000,000 mm⁴

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus RHS 400×200×10.

Lighter in Rectangular hollow sections

RHS 260×180×14.2

Weight
90.1 kg/m (-0.1%)
Depth
260.0 mm (-35%)
Ix
103,000,000 mm⁴ (-57%)

Heavier in Rectangular hollow sections

RHS 250×150×16

Weight
90.3 kg/m (+0.1%)
Depth
250.0 mm (-37%)
Ix
88,800,000 mm⁴ (-63%)

Closest Iₓ in Rectangular hollow sections

RHS 450×150×8.8

Weight
79.8 kg/m (-12%)
Depth
450.0 mm (+13%)
Ix
243,000,000 mm⁴ (+1.7%)
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Source: British-Sections-1 and Eurocode 3 UK shared angle/hollow tables · v2023.11 · Hot-finished hollow sections · Methodology