Classe · NACE Rev. 2.1 / TEÁOR'25
24.33 Perfilagem a frio
Cold forming or folding
As notas explicativas oficiais são apresentadas em inglês.
Esta classe compreende
- manufacture of open sections by progressive cold forming on a roll mill or folding on a press of flat-rolled products of steel
- manufacture of cold-formed or cold-folded, ribbed sheets and sandwich panels