Steel Beam Sizes / UK / RHS / RHS 250×100×8

RHS 250×100×8 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 250×100×8 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 27.82 lb/ft 41.40 kg/m
Height 9.84 in 250.00 mm
Width 3.94 in 100.00 mm
t 0.315 in 8.000 mm
Area 8.18 in² 5,280.00 mm²
Ix 94.66 in⁴ 39,400,000 mm⁴
Iy 21.84 in⁴ 9,090,000 mm⁴
Sx 19.22 in³ 315,000.00 mm³
Sy 11.11 in³ 182,000.00 mm³
Zx 24.65 in³ 404,000.00 mm³
Zy 12.75 in³ 209,000.00 mm³
rx 3.40 in 86.40 mm
ry 1.63 in 41.50 mm
J 58.38 in⁴ 24,300,000 mm⁴

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus RHS 250×100×8.

Lighter in Rectangular hollow sections

RHS 200×120×8.8

Weight
41.1 kg/m (-0.7%)
Depth
200.0 mm (-20%)
Ix
27,300,000 mm⁴ (-31%)

Heavier in Rectangular hollow sections

RHS 250×150×7.1

Weight
42.6 kg/m (+2.9%)
Depth
250.0 mm (0.0%)
Ix
46,100,000 mm⁴ (+17%)

Closest Iₓ in Rectangular hollow sections

RHS 260×140×5.6

Weight
33.9 kg/m (-18%)
Depth
260.0 mm (+4.0%)
Ix
39,200,000 mm⁴ (-0.5%)
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Source: British-Sections-1 and Eurocode 3 UK shared angle/hollow tables · v2023.11 · Hot-finished hollow sections · Methodology