Steel Beam Sizes / AISC / Angles / L12x12x1-1/4
L12x12x1-1/4 Dimensions, Weight and Section Properties
AISC Angles · v16.0
L12x12x1-1/4: 12 in depth, 96.4 lb/ft weight. View the full dimensions and properties in imperial and metric units below.
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Section diagram
L12x12x1-1/4 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 | 96.40 lb/ft | 143.00 kg/m |
| Width | 12.00 in | 305.00 mm |
| Height | 12.00 in | 305.00 mm |
| t | 1.250 in | 31.800 mm |
| Area | 28.40 in² | 18,300.00 mm² |
| Ix | 381.00 in⁴ | 159,000,000 mm⁴ |
| Iy | 381.00 in⁴ | 159,000,000 mm⁴ |
| Sx | 44.60 in³ | 731,000.00 mm³ |
| Sy | 44.60 in³ | 731,000.00 mm³ |
| Zx | 80.70 in³ | 1,320,000 mm³ |
| Zy | 80.70 in³ | 1,320,000 mm³ |
| rx | 3.66 in | 93.00 mm |
| ry | 3.66 in | 93.00 mm |
| J | 14.90 in⁴ | 6,200,000 mm⁴ |
| Cw | 160.00 in⁶ | 43,000,000,000 mm⁶ |
Alternatives
Useful nearby sections
Compare weight neighbors, another Ix option, and a nearby depth series when available, with percent change versus L12x12x1-1/4.
Lighter in L12
L12x12x1-1/8
- Weight
- 87.2 lb/ft (-9.5%)
- Depth
- 12.00 in (0.0%)
- Ix
- 350.0 in⁴ (-8.1%)
Heavier in L12
L12x12x1-3/8
- Weight
- 105.0 lb/ft (+8.9%)
- Depth
- 12.00 in (0.0%)
- Ix
- 413.0 in⁴ (+8.4%)
Another Iₓ option in L12
L12x12x1
- Weight
- 77.8 lb/ft (-19%)
- Depth
- 12.00 in (0.0%)
- Ix
- 315.0 in⁴ (-17%)
Similar weight in L10
L10x10x1-3/8
- Weight
- 87.1 lb/ft (-9.6%)
- Depth
- 10.00 in (-17%)
- Ix
- 231.0 in⁴ (-39%)
Source: AISC Shapes Database v16.0 · Methodology