Steel Beam Sizes / UK / RHS / RHS 160×80×6.3

RHS 160×80×6.3 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 160×80×6.3 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 14.92 lb/ft 22.20 kg/m
Height 6.30 in 160.00 mm
Width 3.15 in 80.00 mm
t 0.248 in 6.300 mm
Area 4.37 in² 2,820.00 mm²
Ix 21.69 in⁴ 9,030,000 mm⁴
Iy 7.18 in⁴ 2,990,000 mm⁴
Sx 6.90 in³ 113,000.00 mm³
Sy 4.56 in³ 74,800.00 mm³
Zx 8.67 in³ 142,000.00 mm³
Zy 5.30 in³ 86,800.00 mm³
rx 2.23 in 56.60 mm
ry 1.28 in 32.60 mm
J 17.54 in⁴ 7,300,000 mm⁴

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus RHS 160×80×6.3.

Lighter in Rectangular hollow sections

RHS 120×60×8.8

Weight
21.8 kg/m (-1.8%)
Depth
120.0 mm (-25%)
Ix
4,520,000 mm⁴ (-50%)

Heavier in Rectangular hollow sections

RHS 120×80×8

Weight
22.6 kg/m (+1.8%)
Depth
120.0 mm (-25%)
Ix
5,250,000 mm⁴ (-42%)

Closest Iₓ in Rectangular hollow sections

RHS 150×100×6.3

Weight
23.1 kg/m (+4.1%)
Depth
150.0 mm (-6.3%)
Ix
8,980,000 mm⁴ (-0.6%)
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Source: British-Sections-1 and Eurocode 3 UK shared angle/hollow tables · v2023.11 · Hot-finished hollow sections · Methodology