Other, of circular crosssection, of other alloy steel
Tubes, pipes and hollow profiles, seamless, of circular crosssection, of alloy steel other than stainless, colddrawn or coldrolled "coldreduced" (excl. line pipe of a kind used for oil or gas pipelines, casing and tubing of a kind used for drilling for oil)
Tubes, pipes and hollow profiles, seamless, of circular crosssection, of alloy steel other than stainless, not colddrawn or coldrolled "coldreduced" (excl. line pipe of a kind used for oil or gas pipelines, casing and tubing of a kind used for drilling for oil)