Steel Beam Sizes / UK / RHS / RHS 350×200×11

RHS 350×200×11 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 350×200×11 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 13.78 in 350.00 mm
Width 7.87 in 200.00 mm
t 0.433 in 11.000 mm
Area 17.83 in² 11,500.00 mm²
Ix 449.27 in⁴ 187,000,000 mm⁴
Iy 186.92 in⁴ 77,800,000 mm⁴
Sx 65.30 in³ 1,070,000 mm³
Sy 47.48 in³ 778,000.00 mm³
Zx 79.94 in³ 1,310,000 mm³
Zy 54.19 in³ 888,000.00 mm³
rx 5.04 in 128.00 mm
ry 3.24 in 82.30 mm
J 420.44 in⁴ 175,000,000 mm⁴

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus RHS 350×200×11.

Lighter in Rectangular hollow sections

RHS 260×180×14.2

Weight
90.1 kg/m (-0.1%)
Depth
260.0 mm (-26%)
Ix
103,000,000 mm⁴ (-45%)

Heavier in Rectangular hollow sections

RHS 250×150×16

Weight
90.3 kg/m (+0.1%)
Depth
250.0 mm (-29%)
Ix
88,800,000 mm⁴ (-53%)

Closest Iₓ in Rectangular hollow sections

RHS 300×250×14.2

Weight
115.0 kg/m (+27%)
Depth
300.0 mm (-14%)
Ix
187,000,000 mm⁴ (0.0%)
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Source: British-Sections-1 and Eurocode 3 UK shared angle/hollow tables · v2023.11 · Hot-finished hollow sections · Methodology