Steel Beam Sizes / Australia / Welded Beams / 1200 WB 455

1200 WB 455 Steel Beam Dimensions and Properties

ASNZS Welded beams · v2019.11

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

Units

Section diagram

1200 WB 455 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 305.75 lb/ft 455.00 kg/m
Depth, d 47.24 in 1,200.00 mm
Flange width, bf 19.69 in 500.00 mm
tw 0.630 in 16.000 mm
tf 1.575 in 40.000 mm
Area 89.78 in² 57,920.00 mm²
Ix 36,758.40 in⁴ 15,299,999,744 mm⁴
Iy 2,003.69 in⁴ 834,000,000 mm⁴
Sx 1,556.11 in³ 25,500,000 mm³
Sy 203.58 in³ 3,336,000 mm³
Zx 1,720.87 in³ 28,200,000 mm³
Zy 309.39 in³ 5,070,000 mm³
rx 20.23 in 513.96 mm
ry 4.72 in 120.00 mm
J 55.02 in⁴ 22,900,000 mm⁴
Cw 1,042,691.29 in⁶ 280,000,007,766,020 mm⁶

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus 1200 WB 455.

Lighter in Welded beams

1200 WB 423

Weight
423.0 kg/m (-7.0%)
Depth
1,192.0 mm (-0.7%)
Ix
13,900,000,256 mm⁴ (-9.2%)

Closest Iₓ in Welded beams

1200 WB 392

Weight
392.0 kg/m (-14%)
Depth
1,184.0 mm (-1.3%)
Ix
12,499,999,744 mm⁴ (-18%)
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Source: Australian-Sections.xlsx (Sheets 1-19) · v2019.11 · Methodology