Steel Beam Sizes / AISC / ST Tees / ST1.5x3.75
ST1.5x3.75 Steel Beam Dimensions and Properties
AISC American standard tees · v16.0
Diagram, properties emphasis, and nearby alternatives use the selected unit system.
Section diagram
ST1.5x3.75 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 | 3.75 lb/ft | 5.60 kg/m |
| Depth, d | 1.50 in | 38.10 mm |
| Flange width, bf | 2.51 in | 63.80 mm |
| tw | 0.349 in | 8.860 mm |
| tf | 0.260 in | 6.600 mm |
| Area | 1.10 in² | 710.00 mm² |
| Ix | 0.20 in⁴ | 83,200.00 mm⁴ |
| Iy | 0.29 in⁴ | 120,000.00 mm⁴ |
| Sx | 0.19 in³ | 3,060.00 mm³ |
| Sy | 0.23 in³ | 3,770.00 mm³ |
| Zx | 0.35 in³ | 5,750.00 mm³ |
| Zy | 0.41 in³ | 6,740.00 mm³ |
| rx | 0.43 in | 10.80 mm |
| ry | 0.51 in | 13.00 mm |
| J | 0.04 in⁴ | 18,000.00 mm⁴ |
| Cw | 0.00 in⁶ | 1,330,000 mm⁶ |
Alternatives
Useful nearby sections
Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus ST1.5x3.75.
Lighter in ST1
ST1.5x2.85
- Weight
- 2.9 lb/ft (-24%)
- Depth
- 1.50 in (0.0%)
- Ix
- 0.1 in⁴ (-43%)
Heavier in ST1
ST10x33
- Weight
- 33.0 lb/ft (+780%)
- Depth
- 10.00 in (+567%)
- Ix
- 92.9 in⁴ (+46,350%)
Closest Iₓ in ST1
ST10x37.5
- Weight
- 37.5 lb/ft (+900%)
- Depth
- 10.00 in (+567%)
- Ix
- 109.0 in⁴ (+54,400%)
Similar weight in ST2
ST2x3.85
- Weight
- 3.9 lb/ft (+2.7%)
- Depth
- 2.00 in (+33%)
- Ix
- 0.3 in⁴ (+54%)
Source: AISC Shapes Database v16.0 · Methodology