Steel Beam Sizes / UK / RHS / RHS 200×120×10

RHS 200×120×10 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 200×120×10 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 31.11 lb/ft 46.30 kg/m
Height 7.87 in 200.00 mm
Width 4.72 in 120.00 mm
t 0.394 in 10.000 mm
Area 9.13 in² 5,890.00 mm²
Ix 72.80 in⁴ 30,300,000 mm⁴
Iy 32.19 in⁴ 13,400,000 mm⁴
Sx 18.49 in³ 303,000.00 mm³
Sy 13.61 in³ 223,000.00 mm³
Zx 23.13 in³ 379,000.00 mm³
Zy 16.05 in³ 263,000.00 mm³
rx 2.82 in 71.70 mm
ry 1.87 in 47.60 mm
J 72.08 in⁴ 30,000,000 mm⁴

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus RHS 200×120×10.

Lighter in Rectangular hollow sections

RHS 200×150×8.8

Weight
45.3 kg/m (-2.2%)
Depth
200.0 mm (0.0%)
Ix
32,200,000 mm⁴ (+6.3%)

Heavier in Rectangular hollow sections

RHS 200×100×11

Weight
47.0 kg/m (+1.5%)
Depth
200.0 mm (0.0%)
Ix
28,600,000 mm⁴ (-5.6%)

Closest Iₓ in Rectangular hollow sections

RHS 200×150×8

Weight
41.4 kg/m (-11%)
Depth
200.0 mm (0.0%)
Ix
29,700,000 mm⁴ (-2.0%)
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Source: British-Sections-1 and Eurocode 3 UK shared angle/hollow tables · v2023.11 · Hot-finished hollow sections · Methodology