53 — Bars, sections, wire rod, railway and tramway track construction material of iron or steel

Descendents
Codi	Descripció
532	Hot-rolled or shaped steel
533	Cold-rolled or shaped or forged steel
535	Wire rod
536	Steel iron and steel wire
537	Steel rails and railway and tramway track construction material

Rúbrica de l’agregació NSTR agregada anglès a la qual pertany

13 Metal products