W18 sizes
Every W18 in the AISC Shapes Database, 16th Edition, from 35 to 311 lb per foot. Pick a size for its full detailing dimensions and section properties.
Open the interactive size chart →W18 weight and dimension chart
| Size | Weight (lb/ft) | Depth | Flange | Sx (in³) |
|---|---|---|---|---|
| W18×35 | 35 | 17 3/4" | 6" | 57.6 |
| W18×40 | 40 | 17 7/8" | 6" | 68.4 |
| W18×46 | 46 | 18" | 6" | 78.8 |
| W18×50 | 50 | 18" | 7 1/2" | 88.9 |
| W18×55 | 55 | 18 1/8" | 7 1/2" | 98.3 |
| W18×60 | 60 | 18 1/4" | 7 1/2" | 108 |
| W18×65 | 65 | 18 3/8" | 7 5/8" | 117 |
| W18×71 | 71 | 18 1/2" | 7 5/8" | 127 |
| W18×76 | 76 | 18 1/4" | 11" | 146 |
| W18×86 | 86 | 18 3/8" | 11 1/8" | 166 |
| W18×97 | 97 | 18 5/8" | 11 1/8" | 188 |
| W18×106 | 106 | 18 3/4" | 11 1/4" | 204 |
| W18×119 | 119 | 19" | 11 1/4" | 231 |
| W18×130 | 130 | 19 1/4" | 11 1/8" | 256 |
| W18×143 | 143 | 19 1/2" | 11 1/4" | 282 |
| W18×158 | 158 | 19 3/4" | 11 1/4" | 310 |
| W18×175 | 175 | 20" | 11 3/8" | 344 |
| W18×192 | 192 | 20 3/8" | 11 1/2" | 380 |
| W18×211 | 211 | 20 5/8" | 11 1/2" | 419 |
| W18×234 | 234 | 21" | 11 5/8" | 466 |
| W18×258 | 258 | 21 1/2" | 11 3/4" | 514 |
| W18×283 | 283 | 21 7/8" | 11 7/8" | 565 |
| W18×311 | 311 | 22 3/8" | 12" | 624 |
Data from the AISC Shapes Database v16.0. Verify critical dimensions against the current AISC Steel Construction Manual before fabrication.
Browse more: Wide flange beams · Steel Beam Size Chart