Steel Beam Sizes / Australia / Taper Flange Channels / 75×40 CH

75×40 CH Steel Beam Dimensions and Properties

ASNZS Taper flange channels · v2019.11

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

Units

Section diagram

75×40 CH 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 4.47 lb/ft 6.65 kg/m
Depth, d 2.95 in 75.00 mm
Flange width, bf 1.57 in 40.00 mm
tw 0.197 in 5.000 mm
tf 0.256 in 6.500 mm
Area 1.31 in² 847.00 mm²
Ix 1.73 in⁴ 721,000.00 mm⁴
Iy 0.28 in⁴ 115,000.00 mm⁴
Sx 1.17 in³ 19,226.67 mm³
Sy 0.25 in³ 4,166.67 mm³
Zx 1.38 in³ 22,600.00 mm³
Zy 0.54 in³ 8,880.00 mm³
rx 1.15 in 29.18 mm
ry 0.46 in 11.65 mm
J 0.03 in⁴ 12,200.00 mm⁴
Cw 0.41 in⁶ 109,000,000 mm⁶

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus 75×40 CH.

Heavier in Taper flange channels

100×50 CH

Weight
9.3 kg/m (+40%)
Depth
100.0 mm (+33%)
Ix
1,880,000 mm⁴ (+161%)

Closest Iₓ in Taper flange channels

125×65 CH

Weight
13.4 kg/m (+102%)
Depth
125.0 mm (+67%)
Ix
4,240,000 mm⁴ (+488%)
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Source: Australian-Sections.xlsx (Sheets 1-19) · v2019.11 · Methodology