Steel Beam Sizes / Australia / Welded Columns / 350 WC 280

350 WC 280 Steel Beam Dimensions and Properties

ASNZS Welded columns · v2019.11

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

Units

Section diagram

350 WC 280 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 188.15 lb/ft 280.00 kg/m
Depth, d 13.98 in 355.00 mm
Flange width, bf 13.78 in 350.00 mm
tw 1.102 in 28.000 mm
tf 1.575 in 40.000 mm
Area 55.34 in² 35,700.00 mm²
Ix 1,794.67 in⁴ 747,000,000 mm⁴
Iy 687.12 in⁴ 286,000,000 mm⁴
Sx 256.82 in³ 4,208,451 mm³
Sy 99.73 in³ 1,634,286 mm³
Zx 301.46 in³ 4,940,000 mm³
Zy 152.56 in³ 2,500,000 mm³
rx 5.69 in 144.65 mm
ry 3.52 in 89.51 mm
J 40.60 in⁴ 16,900,000 mm⁴
Cw 26,439.67 in⁶ 7,099,999,846,400 mm⁶

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus 350 WC 280.

Lighter in Welded columns

400 WC 270

Weight
270.0 kg/m (-3.6%)
Depth
414.0 mm (+17%)
Ix
1,030,000,000 mm⁴ (+38%)

Heavier in Welded columns

500 WC 290

Weight
290.0 kg/m (+3.6%)
Depth
506.0 mm (+43%)
Ix
1,750,000,000 mm⁴ (+134%)

Closest Iₓ in Welded columns

400 WC 212

Weight
212.0 kg/m (-24%)
Depth
400.0 mm (+13%)
Ix
776,000,000 mm⁴ (+3.9%)
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Source: Australian-Sections.xlsx (Sheets 1-19) · v2019.11 · Methodology