Steel Beam Sizes / Australia / RHS / 50×20×2.0 RHS

50×20×2.0 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

50×20×2.0 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 1.34 lb/ft 1.99 kg/m
Height 1.97 in 50.00 mm
Width 0.79 in 20.00 mm
t 0.079 in 2.000 mm
Area 0.39 in² 254.00 mm²
Ix 0.17 in⁴ 72,300.00 mm⁴
Iy 0.04 in⁴ 16,700.00 mm⁴
Sx 0.18 in³ 2,892.00 mm³
Sy 0.10 in³ 1,670.00 mm³
Zx 0.23 in³ 3,780.00 mm³
Zy 0.12 in³ 1,960.00 mm³
rx 0.66 in 16.87 mm
ry 0.32 in 8.11 mm
J 0.11 in⁴ 46,600.00 mm⁴

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus 50×20×2.0 RHS.

Lighter in Rectangular hollow sections

50×25×1.6 RHS

Weight
1.8 kg/m (-12%)
Depth
50.0 mm (0.0%)
Ix
70,200 mm⁴ (-2.9%)

Heavier in Rectangular hollow sections

50×25×2.0 RHS

Weight
2.2 kg/m (+7.9%)
Depth
50.0 mm (0.0%)
Ix
83,800 mm⁴ (+16%)

Closest Iₓ in Rectangular hollow sections

50×20×2.3 RHS

Weight
2.3 kg/m (+13%)
Depth
50.0 mm (0.0%)
Ix
80,000 mm⁴ (+11%)
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Source: Australian-Sections.xlsx (Sheets 1-19) · v2019.11 · Methodology