Steel Beam Sizes / Australia / Taper Flange Channels / 125×65 CH
125×65 CH Steel Beam Dimensions and Properties
ASNZS Taper flange channels · v2019.11
Diagram, properties emphasis, and nearby alternatives use the selected unit system.
Section diagram
125×65 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 | 9.02 lb/ft | 13.42 kg/m |
| Depth, d | 4.92 in | 125.00 mm |
| Flange width, bf | 2.56 in | 65.00 mm |
| tw | 0.236 in | 6.000 mm |
| tf | 0.315 in | 8.000 mm |
| Area | 2.65 in² | 1,710.00 mm² |
| Ix | 10.19 in⁴ | 4,240,000 mm⁴ |
| Iy | 1.48 in⁴ | 618,000.00 mm⁴ |
| Sx | 4.14 in³ | 67,840.00 mm³ |
| Sy | 0.82 in³ | 13,434.78 mm³ |
| Zx | 4.80 in³ | 78,700.00 mm³ |
| Zy | 1.83 in³ | 30,000.00 mm³ |
| rx | 1.96 in | 49.79 mm |
| ry | 0.75 in | 19.01 mm |
| J | 0.09 in⁴ | 35,400.00 mm⁴ |
| Cw | 6.48 in⁶ | 1,740,000,000 mm⁶ |
Alternatives
Useful nearby sections
Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus 125×65 CH.
Lighter in Taper flange channels
100×50 CH
- Weight
- 9.3 kg/m (-30%)
- Depth
- 100.0 mm (-20%)
- Ix
- 1,880,000 mm⁴ (-56%)
Heavier in Taper flange channels
150×75 CH
- Weight
- 17.7 kg/m (+32%)
- Depth
- 150.0 mm (+20%)
- Ix
- 8,340,000 mm⁴ (+97%)
Closest Iₓ in Taper flange channels
75×40 CH
- Weight
- 6.6 kg/m (-50%)
- Depth
- 75.0 mm (-40%)
- Ix
- 721,000 mm⁴ (-83%)
Source: Australian-Sections.xlsx (Sheets 1-19) · v2019.11 · Methodology