Steel Beam Sizes / UK / RHS / RHS 200×120×11

RHS 200×120×11 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 200×120×11 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 33.87 lb/ft 50.40 kg/m
Height 7.87 in 200.00 mm
Width 4.72 in 120.00 mm
t 0.433 in 11.000 mm
Area 9.97 in² 6,430.00 mm²
Ix 78.32 in⁴ 32,600,000 mm⁴
Iy 34.36 in⁴ 14,300,000 mm⁴
Sx 19.89 in³ 326,000.00 mm³
Sy 14.58 in³ 239,000.00 mm³
Zx 25.02 in³ 410,000.00 mm³
Zy 17.33 in³ 284,000.00 mm³
rx 2.80 in 71.20 mm
ry 1.86 in 47.20 mm
J 77.84 in⁴ 32,400,000 mm⁴

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus RHS 200×120×11.

Lighter in Rectangular hollow sections

RHS 220×120×10

Weight
49.4 kg/m (-2.0%)
Depth
220.0 mm (+10.0%)
Ix
38,400,000 mm⁴ (+18%)

Heavier in Rectangular hollow sections

RHS 200×150×10

Weight
51.0 kg/m (+1.2%)
Depth
200.0 mm (0.0%)
Ix
35,700,000 mm⁴ (+9.5%)

Closest Iₓ in Rectangular hollow sections

RHS 200×150×8.8

Weight
45.3 kg/m (-10%)
Depth
200.0 mm (0.0%)
Ix
32,200,000 mm⁴ (-1.2%)
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Source: British-Sections-1 and Eurocode 3 UK shared angle/hollow tables · v2023.11 · Hot-finished hollow sections · Methodology