HS heading
7304Tubes, pipes and hollow profiles, seamless, of iron (other than cast iron) or steel.
Sub-codes in this heading. Select one to see its duties, controls and binding rulings.
730411Line pipe of a kind used for oil or gas pipelines730419Other730422Casing, tubing and drill pipe, of a kind used in drilling for oil or gas730423Other drill pipe730424Other, of stainless steel730429Other730431Other, of circular cross-section, of iron or non-alloy steel730439Other730441Other, of circular cross-section, of stainless steel730449Other730451Other, of circular cross-section, of other alloy steel730459Other730490Other