HSN CodeHSN Description

73182990Screws, bolts, nuts, coach-screws, screw hooks, rivets, cotters, cotter-pins, washers (including spring washers) and similar articles, of iron or steel - non-threaded articles : other : other

72015090Pig iron and spiegeleisen in pigs, blocks or other primary forms - alloy pig iron; spiegeleisen : other

72082790Flat-rolled products of iron or non-alloy steel, of a width of 600 mm or more, hot-rolled, not clad, plated or coated - other, in coils, not further worked than hotrolled, pickled : of a thickness of less than 3 mm : other

73012090Sheet piling of iron or steel, whether or not drilled, punched or made from assembled elements; welded angles, shapes and sections, of iron or steel - angles, shapes and sections : other

73062100Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel - casing and tubing of a kind used in drilling for oil or gas -- welded, of stailess steel