Steel Beam Sizes / Australia / Beam Tees / 205 BT 30
205 BT 30 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
205 BT 30 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 | 20.16 lb/ft | 30.00 kg/m |
| Depth, d | 7.95 in | 202.00 mm |
| Flange width, bf | 7.00 in | 177.80 mm |
| tw | 0.307 in | 7.800 mm |
| tf | 0.504 in | 12.800 mm |
| Area | 5.89 in² | 3,800.00 mm² |
| Ix | 32.67 in⁴ | 13,600,000 mm⁴ |
| Iy | 14.42 in⁴ | 6,000,000 mm⁴ |
| Sx | 5.31 in³ | 87,067.86 mm³ |
| Sy | 4.12 in³ | 67,491.56 mm³ |
| Zx | 9.34 in³ | 153,000.00 mm³ |
| Zy | 6.35 in³ | 104,000.00 mm³ |
| rx | 2.36 in | 59.82 mm |
| ry | 1.56 in | 39.74 mm |
| J | 0.40 in⁴ | 165,000.00 mm⁴ |
Alternatives
Useful nearby sections
Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus 205 BT 30.
Lighter in Tees cut from universal beams
180 BT 28
- Weight
- 28.0 kg/m (-6.7%)
- Depth
- 178.0 mm (-12%)
- Ix
- 9,630,000 mm⁴ (-29%)
Heavier in Tees cut from universal beams
230 BT 33
- Weight
- 33.0 kg/m (+10%)
- Depth
- 226.0 mm (+12%)
- Ix
- 20,100,000 mm⁴ (+48%)
Closest Iₓ in Tees cut from universal beams
205 BT 27
- Weight
- 27.0 kg/m (-10%)
- Depth
- 200.0 mm (-1.0%)
- Ix
- 12,600,000 mm⁴ (-7.4%)
Source: Australian-Sections.xlsx (Sheets 1-19) · v2019.11 · Methodology