… Tubes, pipes and hollow profiles, seamless, of iron (other than cast iron) or steel. …
Explanatory notes
… Tubes, pipes and hollow profiles, seamless, of iron (other than cast iron) or steel (+). - Line pipe of a … elongator or ‑ in a “continuous tube rolling mill” having different sets of rolls upon a “free floating” or … the distinction between tubes and pipes on the one hand and hollow profiles on the other. * * * The products …