Steel Beam Sizes / Australia / RHS / 100×50×3.3 RHS

100×50×3.3 RHS Steel Beam Dimensions and Properties

ASNZS Rectangular hollow sections · v2019.11

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

Units

Section diagram

100×50×3.3 RHS 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 4.79 lb/ft 7.14 kg/m
Height 3.94 in 100.00 mm
Width 1.97 in 50.00 mm
t 0.130 in 3.300 mm
Area 1.41 in² 909.00 mm²
Ix 2.71 in⁴ 1,130,000 mm⁴
Iy 0.92 in⁴ 383,000.00 mm⁴
Sx 1.38 in³ 22,600.00 mm³
Sy 0.93 in³ 15,320.00 mm³
Zx 1.74 in³ 28,500.00 mm³
Zy 1.07 in³ 17,600.00 mm³
rx 1.39 in 35.26 mm
ry 0.81 in 20.53 mm
J 2.32 in⁴ 964,000.00 mm⁴

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus 100×50×3.3 RHS.

Lighter in Rectangular hollow sections

75×50×4.0 RHS

Weight
6.9 kg/m (-3.1%)
Depth
75.0 mm (-25%)
Ix
630,000 mm⁴ (-44%)

Heavier in Rectangular hollow sections

100×50×3.5 RHS

Weight
7.5 kg/m (+5.5%)
Depth
100.0 mm (0.0%)
Ix
1,180,000 mm⁴ (+4.4%)

Closest Iₓ in Rectangular hollow sections

100×50×3.0 RHS

Weight
6.6 kg/m (-7.5%)
Depth
100.0 mm (0.0%)
Ix
1,060,000 mm⁴ (-6.2%)
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Source: Australian-Sections.xlsx (Sheets 1-19) · v2019.11 · Methodology