Steel Beam Sizes / UK / RHS / RHS 260×140×12.5

RHS 260×140×12.5 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 260×140×12.5 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 48.58 lb/ft 72.30 kg/m
Height 10.24 in 260.00 mm
Width 5.51 in 140.00 mm
t 0.492 in 12.500 mm
Area 14.28 in² 9,210.00 mm²
Ix 186.67 in⁴ 77,700,000 mm⁴
Iy 69.19 in⁴ 28,800,000 mm⁴
Sx 36.43 in³ 597,000.00 mm³
Sy 25.08 in³ 411,000.00 mm³
Zx 46.13 in³ 756,000.00 mm³
Zy 29.60 in³ 485,000.00 mm³
rx 3.61 in 91.80 mm
ry 2.20 in 55.90 mm
J 164.33 in⁴ 68,400,000 mm⁴

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus RHS 260×140×12.5.

Lighter in Rectangular hollow sections

RHS 260×180×11

Weight
71.2 kg/m (-1.5%)
Depth
260.0 mm (0.0%)
Ix
83,800,000 mm⁴ (+7.9%)

Heavier in Rectangular hollow sections

RHS 350×250×8

Weight
72.8 kg/m (+0.7%)
Depth
350.0 mm (+35%)
Ix
164,000,000 mm⁴ (+111%)

Closest Iₓ in Rectangular hollow sections

RHS 260×180×10

Weight
65.1 kg/m (-10.0%)
Depth
260.0 mm (0.0%)
Ix
77,400,000 mm⁴ (-0.4%)
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Source: British-Sections-1 and Eurocode 3 UK shared angle/hollow tables · v2023.11 · Hot-finished hollow sections · Methodology