HSN CodeHSN Description

73011000Sheet piling of iron or steel, whether or not drilled, punched or made from assembled elements; welded angles, shapes and sections, of iron or steel - sheet piling

73051111Other tubes and pipes (for example, welded, riveted or similarly closed), having circular cross-sections, the external diameter of which exceeds 406.4 mm, of iron or steel - line pipe of a kind used for oil or gas pipelines : longitudinally submerged arc welded : galvanised pipes : of iron