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Ship & Customs · HS Chapter 73

HS codes, chapter 73.

The 20 four-digit headings of Harmonized System chapter 73, 7301 to 7326, as published in the US Harmonized Tariff Schedule. Each heading opens the free lookup with its ten-digit statistical lines, the Schedule B export numbers that share its first six digits, and the general duty rate on every line.

Catalog snapshot: August 23, 2026. Source: USITC Harmonized Tariff Schedule headings in the RevAddress tariff catalog.

HeadingCovers
7301Sheet piling of iron or steel, whether or not drilled, punched or made from assembled elements; welded angles, shapes and sections, of iron or steel
7302Railway or tramway track construction material of iron or steel, the following: rails, check-rails and rack rails, switch blades, crossing frogs, point rods and other crossing pieces, sleepers (cross-ties), fish-plates, chairs, chair wedges, sole plates (base plates), rail clips, bedplates, ties and other material specialized for jointing or fixing rails
7304Tubes, pipes and hollow profiles, seamless, of iron (other than cast iron) or steel
7305Other 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
7306Other tubes, pipes and hollow profiles (for example, open seamed or welded, riveted or similarly closed), of iron or steel
7307Tube or pipe fittings (for example, couplings, elbows, sleeves), of iron or steel
7308Structures (excluding prefabricated buildings of heading 9406) and parts of structures (for example, bridges and bridge sections, lock gates, towers, lattice masts, roofs, roofing frameworks, doors and windows and their frames and thresholds for doors, shutters, balustrades, pillars and columns) of iron or steel; plates, rods, angles, shapes, sections, tubes and the like, prepared for use in structures, of iron or steel
7310Tanks, casks, drums, cans, boxes and similar containers, for any material (other than compressed or liquefied gas), of iron or steel, of a capacity not exceeding 300 liters, whether or not lined or heat insulated, but not fitted with mechanical or thermal equipment
7312Stranded wire, ropes, cables, plaited bands, slings and the like, of iron or steel, not electrically insulated
7314Cloth (including endless bands), grill, netting and fencing, of iron or steel wire; expanded metal of iron or steel
7315Chain and parts thereof, of iron or steel
7318Screws, bolts, nuts, coach screws, screw hooks, rivets, cotters, cotter pins, washers (including spring washers) and similar articles, of iron or steel
7319Sewing needles, knitting needles, bodkins, crochet hooks, embroidery stilettos and similar articles for use in the hand, of iron or steel; safety pins and other pins of iron or steel, not elsewhere specified or included
7320Springs and leaves for springs, of iron or steel
7321Stoves, ranges, grates, cookers (including those with subsidiary boilers for central heating), barbecues, braziers, gas rings, plate warmers and similar nonelectric domestic appliances, and parts thereof, of iron or steel
7322Radiators for central heating, not electrically heated, and parts thereof, of iron or steel; air heaters and hot air distributors (including distributors which can also distribute fresh or conditioned air), not electrically heated, incorporating a motor-driven fan or blower, and parts thereof, of iron or steel
7323Table, kitchen or other household articles and parts thereof, of iron or steel; iron or steel wool; pot scourers and scouring or polishing pads, gloves and the like, of iron or steel
7324Sanitary ware and parts thereof, of iron or steel
7325Other cast articles of iron or steel
7326Other articles of iron or steel

A four-digit heading is the family; customs forms want the full code. USPS customs forms take the ten-digit HTS number on outbound mail, and export filings take the Schedule B number. Open a heading in the lookupto pick the exact line, or search by what the product is in plain words.

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