Tubes and pipes having circular crosssections and an external diameter of > 406,4 mm, of iron or steel, longitudinally welded (excl. products of a kind used for oil or gas pipelines or of a kind used in drilling for oil or gas)
Tubes and pipes having circular crosssections and an external diameter of > 406,4 mm, of iron or steel, welded (excl. products longitudinally welded or of a kind used for oil or gas pipelines or of a kind used in drilling for oil or gas)