Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel
Tubes, pipes and hollow profiles "e.g., open seam, riveted or similarly closed", of iron or steel (excl. of cast iron, seamless or welded tubes and pipes and tubes and pipes having internal and external circular crosssections and an external diameter of > 406,4 mm)
Tubes, pipes and hollow profiles, welded, of circular crosssection, of iron or nonalloy steel (excl. products having internal and external circular crosssections and an external diameter of > 406,4 mm, or line pipe of a kind used for oil or gas pipelines or casing and tubing of a kind used in drilling for oil or gas)
Tubes, pipes and hollow profiles, welded, of circular crosssection, of alloy steel other than stainless (excl. tubes and pipes having internal and external circular crosssections and an external diameter of > 406,4 mm, and line pipe of a kind used for oil or gas pipelines or casing and tubing of a kind used in drilling for oil or gas)
Tubes, pipes and hollow profiles, welded, of circular crosssection, of stainless steel (excl. products having internal and external circular crosssections and an external diameter of > 406,4 mm, and products of a kind used for oil or gas pipelines or of a kind used in drilling for oil or gas)