Tubes, pipes and hollow profiles, seamless, of circular cross-section, of alloy steel other than stainless, not cold-drawn or cold-rolled 'cold-reduced', of an external diameter of > 406,4 mm
Cevi, brezšivne, druge, s krožnim prečnim prerezom, legirano jeklo, druge, ostale, z zunanjim premerom več kot 406,4 mm