Steel Beam Sizes / UK / RHS / RHS 400×300×14.2

RHS 400×300×14.2 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 400×300×14.2 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 99.45 lb/ft 148.00 kg/m
Height 15.75 in 400.00 mm
Width 11.81 in 300.00 mm
t 0.559 in 14.200 mm
Area 29.30 in² 18,900.00 mm²
Ix 1,033.08 in⁴ 430,000,000 mm⁴
Iy 658.29 in⁴ 274,000,000 mm⁴
Sx 131.20 in³ 2,150,000 mm³
Sy 111.67 in³ 1,830,000 mm³
Zx 157.44 in³ 2,580,000 mm³
Zy 128.76 in³ 2,110,000 mm³
rx 5.94 in 151.00 mm
ry 4.76 in 121.00 mm
J 1,261.32 in⁴ 525,000,000 mm⁴

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus RHS 400×300×14.2.

Lighter in Rectangular hollow sections

RHS 350×250×16

Weight
141.0 kg/m (-4.7%)
Depth
350.0 mm (-12%)
Ix
300,000,000 mm⁴ (-30%)

Heavier in Rectangular hollow sections

RHS 500×300×12.5

Weight
151.0 kg/m (+2.0%)
Depth
500.0 mm (+25%)
Ix
658,000,000 mm⁴ (+53%)

Closest Iₓ in Rectangular hollow sections

RHS 500×300×8

Weight
97.9 kg/m (-34%)
Depth
500.0 mm (+25%)
Ix
437,000,000 mm⁴ (+1.6%)
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Source: British-Sections-1 and Eurocode 3 UK shared angle/hollow tables · v2023.11 · Hot-finished hollow sections · Methodology