| Nace | Description | Number of Company |
|---|---|---|
| 24.10.01 | Manufacture of crude steel (slab or in other primary forms or semi-finished steel products form) | 135 |
| 24.10.06 | Production of iron or steel granule and iron power | 3 |
| 24.10.07 | Remelting scrap iron or steel | 42 |
| 24.10.08 | Manufacture of ferrous materials and other sponge iron products obtained by direct reduction of iron ore and production of iron with exceptional purity by means of electrolysis or other chemical methods | 51 |
| 24.10.09 | Manufacture of railway and tramway track construction material from steel (unassembled rails and rail equipment, parts, etc.) and sheet piles and welded open profile | 22 |
| 24.10.10 | Production of pig iron and manganese cast iron (mirror iron / spiegeleisen) (in ingot, block or other primary forms) | 113 |
| 24.10.12 | Production of ferro-alloys (ferro-manganese, ferro silicon, ferro-silico-manganese, ferro-chrome, and others) | 6 |
| 24.33.01 | Manufacture of open profiles, ribbed sheets and sandwich panels by means of cold forming or folding methods | 124 |
| 24.51.13 | Iron casting (casting of semi-finished iron products, gray iron casting, spheroidal graphite iron casting, casting of malleable cast iron products, manufacturing of tubes, pipes and hollow profiles as well as tubes and pipes from cast iron | 192 |
| 24.52.20 | Steel casting | 45 |
| 24.53.01 | Casting of light metals (casting of semi-finished products from aluminum, magnesium, titanium, zinc, etc. as well as cast light metals) | 382 |
| 24.54.01 | Casting of non-ferrous heavy metals (copper, etc.). | 129 |
| 24.54.02 | Casting of precious metals | 24 |
| 25.50.01 | Metal forging, pressing and stamping | 382 |
| 25.50.02 | Powder metallurgy | 40 |
| 25.62.01 | Cutting of and printing on metals using CNC oxygen, CNC plasma, CNC water jet, etc. machines | 398 |
| 25.62.02 | Machine processing of metals (activities such as turning and leveling works, metal parts, drilling, turning, milling, planing, polishing, chamfering, polishing, assembly, welding, etc.) (except metal laser cutting) | 4766 |
| 25.62.03 | Metal cutting or overwriting by lazer beam | 178 |
| 25.73.03 | Manufacture of metal molds and casting models (except cake and shoe molds) | 1082 |
| 25.73.06 | Manufacture of molds and casting models from wood or other materials (except cake and shoe molds) | 67 |
