Steel Beam Sizes / UK / RHS / RHS 400×150×16

RHS 400×150×16 Steel Beam Dimensions and Properties

UK Rectangular hollow sections · v2023.11

Analyze in Beam Calculator Back to RHS

Diagram, properties emphasis, and nearby alternatives use the selected unit system.

Units

Section diagram

RHS 400×150×16 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 86.01 lb/ft 128.00 kg/m
Height 15.75 in 400.00 mm
Width 5.91 in 150.00 mm
t 0.630 in 16.000 mm
Area 25.27 in² 16,300.00 mm²
Ix 715.95 in⁴ 298,000,000 mm⁴
Iy 145.11 in⁴ 60,400,000 mm⁴
Sx 90.93 in³ 1,490,000 mm³
Sy 49.12 in³ 805,000.00 mm³
Zx 119.00 in³ 1,950,000 mm³
Zy 57.79 in³ 947,000.00 mm³
rx 5.31 in 135.00 mm
ry 2.40 in 60.90 mm
J 403.62 in⁴ 168,000,000 mm⁴

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus RHS 400×150×16.

Lighter in Rectangular hollow sections

RHS 350×250×14.2

Weight
126.0 kg/m (-1.6%)
Depth
350.0 mm (-12%)
Ix
272,000,000 mm⁴ (-8.7%)

Heavier in Rectangular hollow sections

RHS 400×300×12.5

Weight
131.0 kg/m (+2.3%)
Depth
400.0 mm (0.0%)
Ix
385,000,000 mm⁴ (+29%)

Closest Iₓ in Rectangular hollow sections

RHS 350×250×16

Weight
141.0 kg/m (+10%)
Depth
350.0 mm (-12%)
Ix
300,000,000 mm⁴ (+0.7%)
Analyze in Beam Calculator Compare in RHS finder

Source: British-Sections-1 and Eurocode 3 UK shared angle/hollow tables · v2023.11 · Hot-finished hollow sections · Methodology