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Home > HTS Codes > Chapter 73 > 7318 > 7318.15

Custom Duty Rate for HTS Code 7318.15 : Threaded screws and bolts, of iron or steel, whether or not with their nuts and washers (excluding coach screws and other wood screws, screw hooks and screw rings, self-tapping screws, lag screws, stoppers, plugs and the like, threaded)

Heading/SubheadingArticle DescriptionUnit of QuantityRates of Duty
12
GeneralSpecial
7318.15.20Bolts and bolts with nuts/washers, circular cross sectionFree0.00%
7318.15.20.10Bolts of iron or steel, with or without nuts or washers, having shanks or threads with a diameter of less than 6 mmkg
7318.15.20.20Track bolts of iron or steel, having shanks or threads with a diameter of 6 mm or morekg
7318.15.20.30Structural bolts of iron or steel, diameter 6 millimeters or more, entered with nuts or washerskg
7318.15.20.41Right-angle anchor bolts of iron or steel, having shanks or threads with a diameter of 6 mm or morekg
7318.15.20.46Bent bolts of iron or steel, other than right-angle anchor bolts, having shanks or threads with a diameter of 6 mm or morekg
7318.15.20.51Round head bolts of stainless steel, having shanks or threads with a diameter of 6 mm or morekg
7318.15.20.55Round head bolts of iron or steel other than stainless steel, having shanks or threads with a diameter of 6 mm or morekg
7318.15.20.61Hexagonal head bolts of stainless steel, having shanks or threads with a diameter of 6 mm or morekg
7318.15.20.65Hexagonal head bolts of iron or steel other than stainless steel, having shanks or threads with a diameter of 6 mm or morekg
7318.15.20.91Bolts of stainless steel, with a diameter of 6 mm or more, other than track, structural, bent, round head, or hexagonal head varietieskg
7318.15.20.95Bolts of iron or steel other than stainless steel, with a diameter of 6 mm or more, other than track, structural, bent, round head, or hexagonal head varietieskg
7318.15.40.00Machine screws (excluding cap screws), length 9.5 millimeters or more, diameter 3.2 millimeters or morekgFree2.2¢/kg
7318.15.50Studs of iron or steelFree50.00%
7318.15.50.30Studs of stainless steelkg
7318.15.50.51Continuously threaded rod of alloy steelkg
7318.15.50.56Continuously threaded rod of iron or nonalloy steelkg
7318.15.50.90Studs of iron or steel, other than stainless steel or continuously threaded rodkg
7318.15.60Screws/bolts (e.g. socket screws), diameter less than 6 millimeters, excluding bolts with nuts10.00%Free (A*,AU,B,BH,CA,CL,CO,D,E,IL,JO,KR,MA,MX,OM,P,PA,PE,S,SG)50.00%
7318.15.60.10Socket screws of stainless steel, diameter less than 6 millimeterskg
7318.15.60.40Socket screws of iron or steel other than stainless steel, having shanks or threads with a diameter of less than 6 mmkg
7318.15.60.70Screws or bolts of stainless steel, having shanks or threads with a diameter of less than 6 mm, other than socket screwskg
7318.15.60.80Screws or bolts of iron or steel other than stainless steel, having shanks or threads with a diameter of less than 6 mm, other than socket screwskg
7318.15.80Screws/bolts (e.g. set/cap screws), diameter 6 millimeters or more, excluding bolts with nuts10.00%Free (A*,AU,B,BH,CA,CL,CO,D,E,IL,JO,KR,MA,MX,OM,P,PA,PE,S,SG)50.00%
7318.15.80.20Set screws of iron or steel, having shanks or threads with a diameter of 6 mm or morekg
7318.15.80.30Socket screws of stainless steel, having shanks or threads with a diameter of 6 mm or morekg
7318.15.80.45Socket screws of iron or steel other than stainless steel, having shanks or threads with a diameter of 6 mm or morekg
7318.15.80.55Hexagonal head screws or bolts of stainless steel, having shanks or threads with a diameter of 6 mm or morekg
7318.15.80.66Cap screws of iron or steel other than stainless steel, having hexagonal heads and shanks or threads with a diameter of 6 mm or morekg
7318.15.80.69Screws or bolts of iron or steel other than stainless steel or cap screws, having hexagonal heads and shanks or threads with a diameter of 6 mm or morekg
7318.15.80.82Screws or bolts of stainless steel, having shanks or threads with a diameter of 6 mm or more, other than set, socket, or hexagonal head varietieskg
7318.15.80.85Screws or bolts of iron or steel other than stainless steel, having shanks or threads with a diameter of 6 mm or more, other than set, socket, or hexagonal head varietieskg

Disclaimer: The HTS code data and duty rates shown on this page are sourced from the Harmonized Tariff Schedule of the United States, Revision 15 (2025), published by the U.S. International Trade Commission (USITC). This information is provided for general reference purposes only. Credlix is a trade finance platform, not a licensed customs broker, freight forwarder, or trade law firm. It makes no warranty, express or implied, regarding the accuracy, completeness, or fitness of this data. Always verify against the latest schedule at hts.usitc.gov before making any import decisions.

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