Steel Beam Sizes / Australia / SHS / 40×3.0 SHS

40×3.0 SHS Steel Beam Dimensions and Properties

ASNZS Square hollow sections · v2019.11

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

Units

Section diagram

40×3.0 SHS 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 2.22 lb/ft 3.30 kg/m
Height 1.57 in 40.00 mm
Width 1.57 in 40.00 mm
t 0.118 in 3.000 mm
Area 0.65 in² 421.00 mm²
Ix 0.22 in⁴ 93,200.00 mm⁴
Iy 0.22 in⁴ 93,200.00 mm⁴
Sx 0.28 in³ 4,660.00 mm³
Sy 0.28 in³ 4,660.00 mm³
Zx 0.35 in³ 5,720.00 mm³
Zy 0.35 in³ 5,720.00 mm³
rx 0.59 in 14.88 mm
ry 0.59 in 14.88 mm
J 0.38 in⁴ 158,000.00 mm⁴

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus 40×3.0 SHS.

Lighter in Square hollow sections

65×1.6 SHS

Weight
3.1 kg/m (-5.2%)
Depth
65.0 mm (+63%)
Ix
265,000 mm⁴ (+184%)

Heavier in Square hollow sections

50×2.3 SHS

Weight
3.3 kg/m (+1.0%)
Depth
50.0 mm (+25%)
Ix
159,000 mm⁴ (+71%)

Closest Iₓ in Square hollow sections

40×2.5 SHS

Weight
2.8 kg/m (-15%)
Depth
40.0 mm (0.0%)
Ix
82,200 mm⁴ (-12%)
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Source: Australian-Sections.xlsx (Sheets 1-19) · v2019.11 · Methodology