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HS Codes

Harmonized System Code (HS) Lookup & Finder

Your HS codes determine your compliance, your admissibility, and which supply chain advantages you can capture. See how precision classification can protect your finances and unlock greater strategy.

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U.S. Harmonized Tariff Schedule

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Heading / Subheading

Article Description

Unit of Quantity

General

Special

Other tubes, pipes and hollow profiles (for example, open seamed or welded, riveted or similarly closed), of iron or steel

Line pipe of a kind used for oil or gas pipelines

Welded, of stainless steel

With an outside diameter not exceeding 114.3 mm

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With an outside diameter exceeding 114.3 mm

Calculate duties for this HTS code

Of iron or nonalloy steel

With an outside diameter not exceeding 114.3 mm

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With an outside diameter exceeding 114.3 mm

Calculate duties for this HTS code

With an outside diameter not exceeding 114.3 mm

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With an outside diameter exceeding 114.3 mm

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Casing and tubing of a kind used in drilling for oil or gas

Welded of stainless steel

Casing

Threaded or coupled

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Calculate duties for this HTS code

Imported with coupling

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Calculate duties for this HTS code

Casing

Of iron or nonalloy steel

Threaded or coupled

Imported with coupling

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Calculate duties for this HTS code

Calculate duties for this HTS code

Other

Threaded or coupled

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Calculate duties for this HTS code

Tubing

Of iron or nonalloy steel

Imported with coupling

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Calculate duties for this HTS code

Imported with coupling

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Calculate duties for this HTS code

Other, welded, of circular cross section, of iron or nonalloy steel

Having a wall thickness of less than 1.65 mm

Internally coated or lined with a non-electrically insulating material, suitable for use as electrical conduit

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Calculate duties for this HTS code

Having a wall thickness of 1.65 mm or more

Tapered steel pipes and tubes principally used as parts of illuminating articles

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Suitable for use in boilers, superheaters, heat exchangers, condensers, refining furnaces and feedwater heaters, whether or not cold drawn

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Other, cold-drawn

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Other, cold-rolled (cold-reduced) with a wall thickness not exceeding 2.54 mm

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Other

With an outside diameter not exceeding 114.3 mm

Galvanized

Imported with coupling

With an outside diameter not exceeding 50.8 mm

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With an outside diameter exceeding 50.8 mm but not exceeding 114.3 mm

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Internally coated or lined with a non-electrically insulating material, suitable for use as electrical conduit

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Other

With an outside diameter not exceeding 50.8 mm

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With an outside diameter exceeding 50.8 mm but not exceeding 114.3 mm

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Other

Tube and pipe hollows for redrawing

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Imported with coupling

With an outside diameter not exceeding 50.8 mm

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With an outside diameter exceeding 50.8 mm but not exceeding 114.3 mm

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Other

With an outside diameter not exceeding 50.8 mm

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With an outside diameter exceeding 50.8 mm but not exceeding 114.3 mm

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With an outside diameter exceeding 114.3 mm but not exceeding 406.4 mm

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Calculate duties for this HTS code

Other, welded, of circular cross section, of stainless steel

Having a wall thickness of less than 1.65 mm

Containing more than 0.5 percent by weight of nickel

Containing more than 1.5 percent but less than 5 percent by weight of molybdenum

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Calculate duties for this HTS code

Calculate duties for this HTS code

Having a wall thickness of 1.65 mm or more

Of high-nickel alloy steel

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Other

Suitable for use in boilers, superheaters, heat exchangers, condensers, refining furnaces and feedwater heaters, whether or not cold-drawn

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Other, cold-drawn or cold-rolled (cold- reduced)

Containing more than 0.5 percent but less than 24 percent by weight of nickel

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Other

Containing less than 15 percent by weight of chromium

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Calculate duties for this HTS code

Other

With an outside diameter not exceeding 114.3 mm

Containing more than 0.5 percent but less than 24 percent by weight of nickel

Containing more than 1.5 percent but less than 5 percent by weight of molybdenum

Calculate duties for this HTS code

Calculate duties for this HTS code

Calculate duties for this HTS code

With an outside diameter exceeding 114.3 mm but not exceeding 406.4 mm

Containing more than 0.5 percent but less than 24 percent by weight of nickel

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Calculate duties for this HTS code

Other, welded, of circular cross section, of other alloy steel

Having a wall thickness of less than 1.65 mm

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Having a wall thickness of 1.65 mm or more

Tapered pipes and tubes of steel principally used as parts of illuminating articles

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Suitable for use in boilers, superheaters, heat exchangers, condensers, refining furnaces and feedwater heaters, whether or not cold-drawn

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Other, cold-drawn or cold-rolled (cold- reduced)

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Other

With an outside diameter not exceeding 114.3 mm

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With an outside diameter exceeding 114.3 mm but not exceeding 406.4 mm

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Other, welded, of noncircular cross section

Of square or rectangular cross section

Having a wall thickness of 4 mm or more

Of iron or nonalloy steel

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Calculate duties for this HTS code

Having a wall thickness of less than 4 mm:

Of iron or nonalloy steel

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Of stainless steel

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Calculate duties for this HTS code

Of other noncircular cross section

Having a wall thickness of 4 mm or more

Of iron or nonalloy steel

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Calculate duties for this HTS code

Having a wall thickness of less than 4 mm:

Of iron or nonalloy steel

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Of stainless steel

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Calculate duties for this HTS code

Of iron or nonalloy steel

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Calculate duties for this HTS code

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