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RHS 350×150×10 Steel Beam Dimensions and Properties

EN Rectangular hollow sections · v2026.1

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

Units

Section diagram

RHS 350×150×10 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 50.06 lb/ft 74.50 kg/m
Height 13.78 in 350.00 mm
Width 5.91 in 150.00 mm
t 0.394 in 10.000 mm
Area 14.71 in² 9,490.00 mm²
Ix 343.56 in⁴ 143,000,000 mm⁴
Iy 89.85 in⁴ 37,400,000 mm⁴
Sx 49.92 in³ 818,000.00 mm³
Sy 30.39 in³ 498,000.00 mm³
Zx 63.46 in³ 1,040,000 mm³
Zy 34.54 in³ 566,000.00 mm³
rx 4.84 in 123.00 mm
ry 2.47 in 62.70 mm
J 231.36 in⁴ 96,300,000 mm⁴

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus RHS 350×150×10.

Lighter in Rectangular hollow sections

RHS 300×250×8.8

Weight
72.9 kg/m (-2.1%)
Depth
300.0 mm (-14%)
Ix
124,000,000 mm⁴ (-13%)

Heavier in Rectangular hollow sections

RHS 220×120×16

Weight
75.2 kg/m (+0.9%)
Depth
220.0 mm (-37%)
Ix
54,100,000 mm⁴ (-62%)

Closest Iₓ in Rectangular hollow sections

RHS 300×200×12.5

Weight
91.9 kg/m (+23%)
Depth
300.0 mm (-14%)
Ix
143,000,000 mm⁴ (0.0%)
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Source: Eurocode 3 UK National Annex and ArcelorMittal Sections 2026-1 · v2026.1 · Hot-finished hollow sections · Methodology