Steel Beam Sizes / Australia / Beam Tees / 90 BT 11
90 BT 11 Steel Beam Dimensions and Properties
ASNZS Tees cut from universal beams · v2019.11
Diagram, properties emphasis, and nearby alternatives use the selected unit system.
Section diagram
90 BT 11 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 | 7.39 lb/ft | 11.00 kg/m |
| Depth, d | 3.48 in | 88.50 mm |
| Flange width, bf | 3.54 in | 90.00 mm |
| tw | 0.236 in | 6.000 mm |
| tf | 0.394 in | 10.000 mm |
| Area | 2.19 in² | 1,410.00 mm² |
| Ix | 2.06 in⁴ | 857,000.00 mm⁴ |
| Iy | 1.47 in⁴ | 610,000.00 mm⁴ |
| Sx | 0.76 in³ | 12,510.95 mm³ |
| Sy | 0.83 in³ | 13,555.56 mm³ |
| Zx | 1.37 in³ | 22,500.00 mm³ |
| Zy | 1.28 in³ | 21,000.00 mm³ |
| rx | 0.97 in | 24.65 mm |
| ry | 0.82 in | 20.80 mm |
| J | 0.10 in⁴ | 40,700.00 mm⁴ |
Alternatives
Useful nearby sections
Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus 90 BT 11.
Lighter in Tees cut from universal beams
75 BT 9
- Weight
- 9.0 kg/m (-18%)
- Depth
- 76.5 mm (-14%)
- Ix
- 533,000 mm⁴ (-38%)
Heavier in Tees cut from universal beams
100 BT 12
- Weight
- 12.0 kg/m (+9.1%)
- Depth
- 101.0 mm (+14%)
- Ix
- 1,300,000 mm⁴ (+52%)
Closest Iₓ in Tees cut from universal beams
90 BT 9
- Weight
- 9.0 kg/m (-18%)
- Depth
- 86.5 mm (-2.3%)
- Ix
- 684,000 mm⁴ (-20%)
Source: Australian-Sections.xlsx (Sheets 1-19) · v2019.11 · Methodology