Tubes, pipes and hollow profiles, seamless, of circular crosssection, of iron or nonalloy steel, colddrawn or coldrolled "coldreduced" (excl. cast iron products, line pipe of a kind used for oil or gas pipelines, casing and tubing of a kind used for drilling for oil or gas and precision tubes)
Precision tubes, seamless, of circular crosssection, of iron or nonalloy steel, colddrawn or coldrolled "coldreduced" (excl. line pipe of a kind used for oil or gas pipelines or casing and tubing of a kind used for drilling for oil or gas)