Industry: 3449—Miscellaneous Structural Metal Work
Establishments primarily engaged in manufacturing miscellaneous structural metal work, such as metal plaster bases, fabricated bar joists, and concrete reinforcing bars. Also included in this industry are establishments primarily engaged in custom roll forming of metal.
| Bars, concrete reinforcing: fabricated steel | Landing mats, aircraft: metal |
| Curtain wall, metal | Lath, expanded metal |
| Custom roll formed products, metal | Plastering accessories, metal |
| Joists, fabricated bar | |
| Codes |
Titles | Total Marketable US Businesses |
| 34490000 | Miscellaneous metalwork | 558 |
| 34490100 | Fabricated bar joists and concrete reinforcing bars | 35 |
| 34490101 | Bars, concrete reinforcing: fabricated steel | 344 |
| 34490102 | Joists, fabricated bar | 12 |
| 34490201 | Lath, expanded metal | 5 |
| 34490202 | Plastering accessories, metal | 3 |
| 34499901 | Curtain wall, metal | 13 |
| 34499902 | Curtain walls for buildings, steel | 9 |
| 34499903 | Custom roll formed products | 39 |
| 34499904 | Landing mats, aircraft: metal | 1 |
