… Tubes, pipes and hollow profiles, of cast iron. …
Explanatory notes
… 73.03 ‑ Tubes, pipes and hollow profiles, of cast iron. This heading applies to tubes, pipes and hollow … in Note 1 to this Chapter. They may be manufactured by casting in moulds or by centrifugal casting; in the latter … solidifies. These tubes, pipes and hollow profiles may be straight or curved, plain, finned or gilled. They may be …