Steel Beam Sizes / Australia / Equal Angles / 30×3 EA

30×3 EA Steel Beam Dimensions and Properties

ASNZS Equal angles · v2019.11

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

Units

Section diagram

30×3 EA 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 0.91 lb/ft 1.36 kg/m
Width 1.18 in 30.00 mm
Height 1.18 in 30.00 mm
t 0.118 in 3.000 mm
Area 0.27 in² 173.00 mm²
Ix 0.05 in⁴ 21,800.00 mm⁴
Iy 0.01 in⁴ 5,730.00 mm⁴
Zx 0.11 in³ 1,750.00 mm³
Zy 0.05 in³ 873.00 mm³
rx 0.44 in 11.23 mm
ry 0.23 in 5.76 mm
J 0.00 in⁴ 605.00 mm⁴

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus 30×3 EA.

Lighter in Equal angles

25×3 EA

Weight
1.1 kg/m (-17%)
Depth
25.0 mm (-17%)
Ix
12,100 mm⁴ (-44%)

Heavier in Equal angles

25×5 EA

Weight
1.6 kg/m (+21%)
Depth
25.0 mm (-17%)
Ix
17,300 mm⁴ (-21%)

Closest Iₓ in Equal angles

25×6 EA

Weight
2.1 kg/m (+54%)
Depth
25.0 mm (-17%)
Ix
21,000 mm⁴ (-3.7%)
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Source: Australian-Sections.xlsx (Sheets 1-19) · v2019.11 · Methodology