Steel Beam Sizes / Australia / Beam Tees / 380 BT 86
380 BT 86 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
380 BT 86 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 | 57.79 lb/ft | 86.00 kg/m |
| Depth, d | 14.96 in | 380.00 mm |
| Flange width, bf | 10.50 in | 266.70 mm |
| tw | 0.563 in | 14.300 mm |
| tf | 0.850 in | 21.600 mm |
| Area | 17.05 in² | 11,000.00 mm² |
| Ix | 369.99 in⁴ | 154,000,000 mm⁴ |
| Iy | 82.17 in⁴ | 34,200,000 mm⁴ |
| Sx | 33.50 in³ | 549,019.61 mm³ |
| Sy | 15.65 in³ | 256,467.94 mm³ |
| Zx | 59.80 in³ | 980,000.00 mm³ |
| Zy | 24.59 in³ | 403,000.00 mm³ |
| rx | 4.66 in | 118.32 mm |
| ry | 2.20 in | 55.76 mm |
| J | 3.20 in⁴ | 1,330,000 mm⁴ |
Alternatives
Useful nearby sections
Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus 380 BT 86.
Lighter in Tees cut from universal beams
380 BT 73
- Weight
- 73.0 kg/m (-15%)
- Depth
- 376.0 mm (-1.1%)
- Ix
- 132,000,000 mm⁴ (-14%)
Heavier in Tees cut from universal beams
380 BT 98
- Weight
- 98.0 kg/m (+14%)
- Depth
- 384.0 mm (+1.1%)
- Ix
- 174,000,000 mm⁴ (+13%)
Closest Iₓ in Tees cut from universal beams
380 BT 110
- Weight
- 110.0 kg/m (+28%)
- Depth
- 387.0 mm (+1.8%)
- Ix
- 196,000,000 mm⁴ (+27%)
Source: Australian-Sections.xlsx (Sheets 1-19) · v2019.11 · Methodology