Steel Beam Sizes / AISC / ST Tees / ST1.5x3.75
ST1.5x3.75 Dimensions, Weight and Section Properties
AISC American standard tees · v16.0
ST1.5x3.75: 1.5 in depth, 2.51 in flange width, 3.75 lb/ft weight. View the full dimensions and properties in imperial and metric units below.
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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
Compare weight neighbors, another Ix option, 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%)
Another Iₓ option 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