Steel Beam Sizes / AISC / HSS Rectangular / HSS 20x4x1/4
HSS 20x4x1/4 Dimensions, Weight and Section Properties
AISC Rectangular HSS · v16.0
HSS 20x4x1/4: 39.43 lb/ft weight. View the full dimensions and properties in imperial and metric units below.
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Section diagram
HSS 20x4x1/4 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 | 39.43 lb/ft | 58.70 kg/m |
| Height | 20.00 in | 508.00 mm |
| Width | 4.00 in | 102.00 mm |
| Nominal tw | 0.250 in | 6.350 mm |
| Design tw | 0.233 in | 5.920 mm |
| Area | 10.80 in² | 6,970.00 mm² |
| Ix | 458.00 in⁴ | 191,000,000 mm⁴ |
| Iy | 34.30 in⁴ | 14,300,000 mm⁴ |
| Sx | 45.80 in³ | 751,000.00 mm³ |
| Sy | 17.10 in³ | 280,000.00 mm³ |
| Zx | 61.50 in³ | 1,010,000 mm³ |
| Zy | 18.70 in³ | 306,000.00 mm³ |
| rx | 6.50 in | 165.00 mm |
| ry | 1.78 in | 45.20 mm |
| J | 111.00 in⁴ | 46,200,000 mm⁴ |
Alternatives
Useful nearby sections
Compare weight neighbors, another Ix option, and a nearby depth series when available, with percent change versus HSS 20x4x1/4.
Lighter in Rectangular HSS
HSS 10x6x3/8
- Weight
- 37.7 lb/ft (-4.4%)
- Depth
- 10.00 in (-50%)
- Ix
- 137.0 in⁴ (-70%)
Heavier in Rectangular HSS
HSS 12x8x5/16
- Weight
- 40.4 lb/ft (+2.3%)
- Depth
- 12.00 in (-40%)
- Ix
- 224.0 in⁴ (-51%)
Another Iₓ option in Rectangular HSS
HSS 16x4x1/2
- Weight
- 62.5 lb/ft (+58%)
- Depth
- 16.00 in (-20%)
- Ix
- 455.0 in⁴ (-0.7%)
Source: AISC Shapes Database v16.0 · Methodology