73045112 (01/2004-12/2021) Tubes, pipes and hollow profiles, seamless, of circular cross-section, of alloy steel other than stainless, cold-drawn or cold-rolled `cold-reduced`, straight and of uniform wall-thickness, containing by weight >= 0,9% but <= 1,15% carbon and >= 0,5% but <= 2% chrome, whether or not containing by weight <= 0,5% molybdenum, of a length of <= 0,5 m (excl. tubes, pipes and hollow profiles of subheadings 7304 19 to 7304 29)

Source: Eurostat, Luxembourg