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, precision tubes, and , pipes and hollow profiles, straight and of uniform wallthickness, containing by weight > 0,9% but < 1,15% carbon and > 0,5% but < 2% chrome, whether or not containing by weight < 0,5% molybdenum)
Precision tubes, 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 and tubes, and pipes and hollow profiles, straight and of uniform wallthickness, containing by weight > 0,9% but < 1,15% carbon and > 0,5% but < 2% chrome, whether or not containing by weight < 0,5% molybdenum)