Steel Beam Sizes / UK / RHS / RHS 500×300×10

RHS 500×300×10 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 500×300×10 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 81.98 lb/ft 122.00 kg/m
Height 19.69 in 500.00 mm
Width 11.81 in 300.00 mm
t 0.394 in 10.000 mm
Area 24.03 in² 15,500.00 mm²
Ix 1,292.55 in⁴ 538,000,000 mm⁴
Iy 586.21 in⁴ 244,000,000 mm⁴
Sx 131.20 in³ 2,150,000 mm³
Sy 99.47 in³ 1,630,000 mm³
Zx 158.66 in³ 2,600,000 mm³
Zy 111.67 in³ 1,830,000 mm³
rx 7.32 in 186.00 mm
ry 4.96 in 126.00 mm
J 1,258.92 in⁴ 524,000,000 mm⁴

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus RHS 500×300×10.

Lighter in Rectangular hollow sections

RHS 400×300×11

Weight
116.0 kg/m (-4.9%)
Depth
400.0 mm (-20%)
Ix
343,000,000 mm⁴ (-36%)

Heavier in Rectangular hollow sections

RHS 350×250×14.2

Weight
126.0 kg/m (+3.3%)
Depth
350.0 mm (-30%)
Ix
272,000,000 mm⁴ (-49%)

Closest Iₓ in Rectangular hollow sections

RHS 450×250×16

Weight
166.0 kg/m (+36%)
Depth
450.0 mm (-10%)
Ix
557,000,000 mm⁴ (+3.5%)
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Source: British-Sections-1 and Eurocode 3 UK shared angle/hollow tables · v2023.11 · Hot-finished hollow sections · Methodology