Steel Beam Sizes / Australia / Welded Beams / 800 WB 122

800 WB 122 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

800 WB 122 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 81.98 lb/ft 122.00 kg/m
Depth, d 31.18 in 792.00 mm
Flange width, bf 9.84 in 250.00 mm
tw 0.394 in 10.000 mm
tf 0.630 in 16.000 mm
Area 24.18 in² 15,600.00 mm²
Ix 3,771.94 in⁴ 1,570,000,000 mm⁴
Iy 100.18 in⁴ 41,700,000 mm⁴
Sx 241.94 in³ 3,964,646 mm³
Sy 20.36 in³ 333,600.00 mm³
Zx 277.66 in³ 4,550,000 mm³
Zy 31.67 in³ 519,000.00 mm³
rx 12.49 in 317.24 mm
ry 2.04 in 51.70 mm
J 2.25 in⁴ 936,000.00 mm⁴
Cw 23,386.07 in⁶ 6,279,999,782,912 mm⁶

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus 800 WB 122.

Lighter in Welded beams

700 WB 115

Weight
115.0 kg/m (-5.7%)
Depth
692.0 mm (-13%)
Ix
1,150,000,000 mm⁴ (-27%)

Heavier in Welded beams

700 WB 130

Weight
130.0 kg/m (+6.6%)
Depth
700.0 mm (-12%)
Ix
1,400,000,000 mm⁴ (-11%)

Closest Iₓ in Welded beams

700 WB 150

Weight
150.0 kg/m (+23%)
Depth
710.0 mm (-10%)
Ix
1,710,000,000 mm⁴ (+8.9%)
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Source: Australian-Sections.xlsx (Sheets 1-19) · v2019.11 · Methodology