Steel Beam Sizes / Europe / RHS / RHS 150×100×7.1

RHS 150×100×7.1 Steel Beam Dimensions and Properties

EN Rectangular hollow sections · v2026.1

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

Units

Section diagram

RHS 150×100×7.1 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 17.40 lb/ft 25.90 kg/m
Height 5.91 in 150.00 mm
Width 3.94 in 100.00 mm
t 0.280 in 7.100 mm
Area 5.10 in² 3,290.00 mm²
Ix 23.78 in⁴ 9,900,000 mm⁴
Iy 12.49 in⁴ 5,200,000 mm⁴
Sx 8.06 in³ 132,000.00 mm³
Sy 6.35 in³ 104,000.00 mm³
Zx 9.95 in³ 163,000.00 mm³
Zy 7.44 in³ 122,000.00 mm³
rx 2.16 in 54.80 mm
ry 1.56 in 39.70 mm
J 26.19 in⁴ 10,900,000 mm⁴

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus RHS 150×100×7.1.

Lighter in Rectangular hollow sections

RHS 200×100×5.6

Weight
25.1 kg/m (-3.1%)
Depth
200.0 mm (+33%)
Ix
16,500,000 mm⁴ (+67%)

Heavier in Rectangular hollow sections

RHS 180×100×6.3

Weight
26.1 kg/m (+0.8%)
Depth
180.0 mm (+20%)
Ix
14,100,000 mm⁴ (+42%)

Closest Iₓ in Rectangular hollow sections

RHS 160×80×7.1

Weight
24.7 kg/m (-4.6%)
Depth
160.0 mm (+6.7%)
Ix
9,940,000 mm⁴ (+0.4%)
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Source: Eurocode 3 UK National Annex and ArcelorMittal Sections 2026-1 · v2026.1 · Hot-finished hollow sections · Methodology