HSS20 Tube Sizes
The HSS20 series runs 36 sizes, from HSS20x20x1 at 249.85 lb/ft to HSS20x4x1/4 at 39.43 lb/ft. They share a nominal height, so the sizes in it run across every width and wall thickness rolled at that depth.
HSS20 sizes, heaviest first
| Size | lb/ft | H (in) | B (in) | t (in) | A (in²) | Ix (in⁴) | Sx (in³) | Zx (in³) |
|---|---|---|---|---|---|---|---|---|
| HSS20x20x1 | 249.85 | 20 | 20 | 0.93 | 68.7 | 4,100 | 410 | 486 |
| HSS20x20x7/8 | 221.06 | 20 | 20 | 0.814 | 60.8 | 3,670 | 367 | 433 |
| HSS20x12x1 | 195.4 | 20 | 12 | 0.93 | 53.8 | 2,740 | 274 | 344 |
| HSS20x20x3/4 | 191.58 | 20 | 20 | 0.698 | 52.6 | 3,230 | 323 | 378 |
| HSS20x12x7/8 | 173.43 | 20 | 12 | 0.814 | 47.7 | 2,480 | 248 | 308 |
| HSS20x16x3/4 | 171.16 | 20 | 16 | 0.698 | 47.1 | 2,710 | 271 | 324 |
| HSS20x8x1 | 168.18 | 20 | 8 | 0.93 | 46.4 | 2,060 | 206 | 273 |
| HSS20x20x5/8 | 161.4 | 20 | 20 | 0.581 | 44.3 | 2,750 | 275 | 320 |
| HSS20x12x3/4 | 150.75 | 20 | 12 | 0.698 | 41.5 | 2,190 | 219 | 270 |
| HSS20x8x7/8 | 149.61 | 20 | 8 | 0.814 | 41.2 | 1,880 | 188 | 246 |
| HSS20x16x5/8 | 144.39 | 20 | 16 | 0.581 | 39.6 | 2,320 | 232 | 275 |
| HSS20x20x1/2 | 130.52 | 20 | 20 | 0.465 | 35.8 | 2,260 | 226 | 261 |
| HSS20x8x3/4 | 130.33 | 20 | 8 | 0.698 | 35.9 | 1,670 | 167 | 216 |
| HSS20x12x5/8 | 127.37 | 20 | 12 | 0.581 | 35 | 1,880 | 188 | 230 |
| HSS20x16x1/2 | 116.91 | 20 | 16 | 0.465 | 32.1 | 1,900 | 190 | 224 |
| HSS20x8x5/8 | 110.36 | 20 | 8 | 0.581 | 30.3 | 1,440 | 144 | 185 |
| HSS20x12x1/2 | 103.3 | 20 | 12 | 0.465 | 28.3 | 1,550 | 155 | 188 |
| HSS20x6x5/8 | 101.85 | 20 | 6 | 0.581 | 28 | 1,220 | 122 | 162 |
| HSS20x20x3/8 | 98.94 | 20 | 20 | 0.349 | 27.1 | 1,740 | 174 | 199 |
| HSS20x8x1/2 | 89.68 | 20 | 8 | 0.465 | 24.6 | 1,190 | 119 | 152 |
| HSS20x16x3/8 | 88.73 | 20 | 16 | 0.349 | 24.3 | 1,470 | 147 | 172 |
| HSS20x20x5/16 | 82.88 | 20 | 20 | 0.291 | 22.7 | 1,460 | 146 | 167 |
| HSS20x6x1/2 | 82.88 | 20 | 6 | 0.465 | 22.8 | 1,020 | 102 | 134 |
| HSS20x12x3/8 | 78.52 | 20 | 12 | 0.349 | 21.5 | 1,200 | 120 | 144 |
| HSS20x4x1/2 | 76.07 | 20 | 4 | 0.465 | 20.9 | 838 | 83.8 | 115 |
| HSS20x16x5/16 | 74.38 | 20 | 16 | 0.291 | 20.4 | 1,240 | 124 | 144 |
| HSS20x8x3/8 | 68.31 | 20 | 8 | 0.349 | 18.7 | 926 | 92.6 | 117 |
| HSS20x12x5/16 | 65.87 | 20 | 12 | 0.291 | 18.1 | 1,010 | 101 | 122 |
| HSS20x6x3/8 | 63.21 | 20 | 6 | 0.349 | 17.3 | 792 | 79.2 | 103 |
| HSS20x16x1/4 | 59.85 | 20 | 16 | 0.233 | 16.4 | 1,000 | 100 | 117 |
| HSS20x4x3/8 | 58.1 | 20 | 4 | 0.349 | 16 | 657 | 65.7 | 89.3 |
| HSS20x8x5/16 | 57.36 | 20 | 8 | 0.291 | 15.7 | 786 | 78.6 | 98.6 |
| HSS20x6x5/16 | 53.11 | 20 | 6 | 0.291 | 14.6 | 673 | 67.3 | 87.1 |
| HSS20x4x5/16 | 48.86 | 20 | 4 | 0.291 | 13.4 | 560 | 56 | 75.6 |
| HSS20x6x1/4 | 42.84 | 20 | 6 | 0.233 | 11.8 | 549 | 54.9 | 70.7 |
| HSS20x4x1/4 | 39.43 | 20 | 4 | 0.233 | 10.8 | 458 | 45.8 | 61.5 |
Relevant tools
- Steel Shape Properties Table
search and compare across every series
- Beam Shear, Moment and Deflection Diagram Calculator
check a span made up of one of these sizes
- All Shape Series
every published series, W-shapes through round HSS