Chapter 8109 — Customs Tariff Headings

High-Purity Zr Granules Low-Hafnium

High-purity zirconium granules in unwrought form, containing less than 1 part hafnium per 500 parts zirconium by weight. These granules are used as melting stock for vacuum arc melting to produce sputtering targets and thin-film deposition materials.

Low-Hafnium Zirconium Ingots

Low-hafnium zirconium ingots in unwrought form, with hafnium content below 1 part per 500 parts zirconium by weight. These ingots are used in nuclear reactor components and chemical processing equipment due to their high purity and corrosion resistance.

Reactor-Grade Zirconium Billets

Reactor-grade zirconium billets with hafnium content of 0.018% or less, meeting the <1:500 ratio. These semi-finished billets are in unwrought form, not yet hot or cold worked, and are intended for forging into tubesheets for pressurized water reactors.

Zirconium Pigs Nuclear Grade

Cast zirconium pigs produced via the Kroll process, with hafnium content below 0.2% (less than 1:500 ratio). These unwrought pigs weigh 25-50 kg each and are used as primary material for remelting into reactor cladding.

Zirconium Powder 99.5% Pure Low-Hafnium

Atomized zirconium powder with 99.5% purity and hafnium content below the 1:500 ratio. This unwrought powder, with particle size -100 mesh, is used in powder metallurgy and additive manufacturing applications.

Zirconium Sponge Low-Hafnium Nuclear

Kroll process zirconium sponge in porous, unwrought form, with hafnium content below 0.2% (less than 1:500 ratio). This vacuum-distilled sponge is a standard precursor for Zircaloy fuel cladding and has not been pressed or compacted.

Aerospace-Grade Zirconium Powder

Ultra-fine zirconium powder (10-50 micron) for additive manufacturing of aircraft engine parts, valued for corrosion resistance. It is an unwrought zirconium powder, not alloyed, and falls under tariff item 8109.29.00 as 'Other' unwrought zirconium powders.

Industrial Zirconium Powder 99% Purity

Technical-grade zirconium powder (100-300 micron) for pyrotechnics, welding electrodes, and depilatory agents. It is an unwrought zirconium powder, not alloyed, and falls under tariff item 8109.29.00 as 'Other' unwrought zirconium powders.

Medical Implant Zirconium Powder

Biocompatible zirconium powder for orthopedic implants and dental prosthetics via metal injection molding. It is an unwrought zirconium powder, not alloyed, and falls under tariff item 8109.29.00 as 'Other' unwrought zirconium powders.

Nuclear Reactor Zirconium Powder

Low-impurity Zr-702 powder for nuclear fuel cladding fabrication, offering neutron transparency and hafnium-reduced properties. It is an unwrought zirconium powder, not alloyed, and falls under tariff item 8109.29.00 as 'Other' unwrought zirconium powders.

Research-Grade Zirconium Powder

Ultra-high purity (99.99%) zirconium nanopowder for scientific research in hydrogen storage and catalysis. It is an unwrought zirconium powder, not alloyed, and falls under tariff item 8109.29.00 as 'Other' unwrought zirconium powders.

Zirconium Alloy Powder Zr-2.5Nb

Zr-2.5% niobium alloy powder for pressure tube applications in CANDU reactors. It is classified as unwrought zirconium powder under tariff item 8109.29.00 because zirconium predominates by weight and the alloy is treated as zirconium under Section Note 5.

Zirconium Getter Powder

High-surface-area zirconium powder used as vacuum getters in electronic tubes and space vacuum systems. It is an unwrought zirconium powder, not alloyed, and falls under tariff item 8109.29.00 as 'Other' unwrought zirconium powders.

Zirconium Pigment Powder

Fine zirconium metal powder for metallic effect pigments in automotive paints and decorative coatings. It is an unwrought zirconium powder, not alloyed, and falls under tariff item 8109.29.00 as 'Other' unwrought zirconium powders.

Zirconium Powder 99.5% Purity

High-purity zirconium powder (99.5%) for powder metallurgy in aerospace and nuclear precision components. It is an unwrought zirconium powder, not alloyed, and falls under tariff item 8109.29.00 as 'Other' unwrought zirconium powders.

Zirconium Sponge Powder

Powder derived from crushed zirconium sponge, used as a precursor for further reduction processes. It is an unwrought zirconium powder, not alloyed, and falls under tariff item 8109.29.00 as 'Other' unwrought zirconium powders.

Aerospace Zirconium Alloy Borings

Fine borings collected from drilling zirconium components used in aircraft engines, with hafnium content below the 1:500 ratio by weight. These borings are fragmented and not usable as finished articles, qualifying as waste and scrap under tariff item 8109.31.00.

Lab Equipment Zirconium Scrap

Broken crucibles and boats made of low-hafnium zirconium, discarded from analytical laboratories after use. These items are no longer usable due to breakage and contamination, meeting the definition of waste and scrap under tariff item 8109.31.00.

Low-Hafnium Zirconium Turning Scrap

Machining turnings and chips generated from zirconium alloy aerospace parts, with hafnium content below 1 part per 500 parts zirconium by weight. These fragmented pieces are not usable as articles and are classified as waste and scrap under tariff item 8109.31.00.

Naval Zirconium Propeller Scrap

Scrap from corroded zirconium propeller shafts used in submarines, with low hafnium content meeting the 1:500 ratio. The material is no longer usable due to corrosion and is classified as waste and scrap under tariff item 8109.31.00.

Pharmaceutical Reactor Zirconium Scrap

Cuttings and offcuts from zirconium vessels used in pharmaceutical API synthesis, with hafnium content below the 1:500 ratio. These fabrication waste pieces are not usable as articles and are classified as waste and scrap under tariff item 8109.31.00.

Salt Bath Furnace Liners Scrap

Degraded zirconium liners removed from salt bath furnaces, with low hafnium content. The liners are no longer usable due to wear and chemical attack, qualifying as waste and scrap under tariff item 8109.31.00.

Test Sample Zirconium Clippings

Small clippings from quality control tests on zirconium sheets for medical implants, with hafnium below the 1:500 ratio. These clippings are lab-generated waste, not usable as articles, and are classified as waste and scrap under tariff item 8109.31.00.

Zirconium Anode Scrap

Spent sacrificial anodes from electroplating tanks, made of low-hafnium zirconium. The anodes are depleted and no longer usable, qualifying as waste and scrap under tariff item 8109.31.00.

Zirconium Chemical Processing Vessel Scrap

Demolished fragments from zirconium-lined reaction vessels used in corrosive chemical production, with hafnium content under 1:500. The material is heavily corroded and not repairable, classified as waste and scrap under tariff item 8109.31.00.

Zirconium Extrusion Scrap Billets

Rejected extrusion billets from zirconium tube production, with hafnium below the 1:500 ratio. These billets have surface defects making them unusable for further processing, qualifying as waste and scrap under tariff item 8109.31.00.

Zirconium Foil Trimmings

Edge trimmings from zirconium foil rolling for electronics, with hafnium content compliant with the 1:500 ratio. These trimmings are waste from the rolling process, not usable as articles, and are classified as waste and scrap under tariff item 8109.31.00.

Zirconium Heat Exchanger Scrap

Scrap from failed plate heat exchangers in petrochemical plants, consisting of low-hafnium zirconium sheets and tubes. The material has pitting and weld failures, making it non-repairable and classified as waste and scrap under tariff item 8109.31.00.

Zirconium Powder Press Scrap

Reject pressed shapes from zirconium powder metallurgy, with low hafnium content. These shapes are defective and not usable as articles, qualifying as waste and scrap under tariff item 8109.31.00.

Zirconium Scrap from Nuclear Reactor Components

Waste zirconium material recovered from decommissioned nuclear fuel cladding, with hafnium content below 1 part per 500 parts zirconium by weight. The material is not usable due to radiation exposure and is classified as waste and scrap under tariff item 8109.31.00.

Zirconium Welding Rod Waste

Overrun and defective welding rods from nuclear fabricators, with hafnium content below the 1:500 ratio. These rods are quality rejects and not usable as articles, qualifying as waste and scrap under tariff item 8109.31.00.

Zirconium Borings

Zirconium borings and chips generated during the machining of zirconium components for nuclear reactor fabrication. These residues are classified as 'other' waste and scrap under tariff item 8109.39.00, as they are not unwrought metal, powders, or finished articles, and are recovered for material efficiency.

Zirconium Clipping Waste

Sheared clippings from zirconium sheet stock used in heat exchanger production. These clippings are classified as 'other' zirconium waste and scrap under tariff item 8109.39.00, distinct from unwrought metal or finished articles, and are recovered for efficient material reuse.

Zirconium EDM Wire Scrap

Spent wire remnants from electrical discharge machining (EDM) of zirconium molds. These fine wire scraps are classified as 'other' zirconium waste and scrap under tariff item 8109.39.00, supporting tool-and-die recycling due to their high precision grade.

Zirconium Fabrication Dust

Collected dust from sanding and polishing zirconium anodes in electroplating lines. This fine particulate 'other' waste under tariff item 8109.39.00 requires explosion-proof handling and is recycled via acid leaching.

Zirconium Filing Scrap

Fine filings from hand-finishing zirconium tubes for medical implants. As 'other' waste and scrap under tariff item 8109.39.00, this captures small-particle residues from fabrication, with high purity suitable for biomedical recycling.

Zirconium Grinding Swarf

Abrasive-laden swarf from surface grinding zirconium billets for turbine blades. Tariff item 8109.39.00 classifies this contaminated 'other' waste and scrap from precision machining, requiring cleaning before remelt.

Zirconium Lathe Scrap

Continuous chips from lathe turning zirconium pump shafts for corrosive environments. Tariff item 8109.39.00 'other' waste and scrap includes these coiled residues, which are excellent for direct arc remelt furnaces.

Zirconium Machining Scrap

Mixed clippings, turnings, and filings from CNC machining of zirconium alloy parts for chemical processing equipment. Tariff item 8109.39.00 covers this 'other' category of zirconium waste and scrap from industrial fabrication.

Zirconium Mill Scale Scrap

Scale flakes from hot rolling zirconium strips for cladding. Tariff item 8109.39.00 other waste/scrap includes oxide layers separated during pickling, with high recovery yield post-reduction.

Zirconium NDT Reject Scrap

Quality rejects from non-destructive testing of zirconium billets, fragmented for scrap. The 'other' category of tariff item 8109.39.00 applies to flawed semi-products, with full traceability maintained.

Zirconium Plasma Cut Scrap

Dross and edge beads from plasma arc cutting zirconium heat shields. Tariff item 8109.39.00 other scrap captures oxidized cutting residues, a staple in aerospace recycling.

Zirconium Reactor Scrap

Decommissioned scraps from zirconium cladding in nuclear fuel rods, categorized as other waste under tariff item 8109.39.00. Low hafnium content makes it prime for reprocessing into fresh cladding, with strict radiological control.

Zirconium Tooling Scrap

Broken dies and punches from zirconium extrusion tooling. Classified as other waste and scrap under tariff item 8109.39.00 when no longer serviceable, with refractory properties aiding forge recycling.

Zirconium Turnings

Fine shavings or turnings generated from machining zirconium bars or rods in aerospace manufacturing. Classified under tariff item 8109.39.00 as zirconium waste and scrap, specifically 'other' forms excluding unwrought zirconium.

Zirconium Waterjet Scrap

Kerf scraps from abrasive waterjet cutting zirconium armor plate. 'Other' waste/scrap under tariff item 8109.39.00 includes wet garnet-mixed edges, with defense-grade recovery potential.

Low Hafnium Zirconium Foil

Ultra-thin zirconium foil with a hafnium content of less than 1 part per 500 parts zirconium by weight. This foil is used as a lining in pharmaceutical vessels due to its corrosion resistance and biocompatibility, and qualifies under tariff item 8109.91.00 as a low-hafnium zirconium article.

Medical Grade Zirconium Rod

Solid rods of low-hafnium zirconium, with hafnium below 1 part per 500 parts zirconium, used for surgical implants and instruments. The rods are biocompatible and corrosion-resistant, falling under tariff item 8109.91.00 as other zirconium articles.

Zirconium 702 Grade Bar Stock

High-purity zirconium bar stock made from grade 702 alloy, with hafnium content less than 1 part per 500 parts zirconium. Used in chemical processing equipment, this bar stock is classified under tariff item 8109.91.00 as a low-hafnium zirconium article.

Zirconium 702 Seamless Tube

Seamless tubing made from zirconium 702 alloy, with hafnium content below 1 part per 500 parts zirconium. Used in ultrapure water systems, this tubing is classified under tariff item 8109.91.00 as a low-hafnium zirconium article.

Zirconium 705 Powder (Atomized)

Gas-atomized zirconium 705 powder with hafnium content below 1 part per 500 parts zirconium, used for additive manufacturing. This powder is classified under tariff item 8109.91.00 as a low-hafnium zirconium article, not as an unwrought product.

Zirconium Cladding Foil

Foil made of low-hafnium zirconium, with hafnium below 1 part per 500 parts zirconium, used for explosive cladding on vessels. This foil is classified under tariff item 8109.91.00 as a low-hafnium zirconium article.

Zirconium Getter Alloy Strip

Getter strips made of low-hafnium zirconium alloy, with hafnium below 1 part per 500 parts zirconium, used for vacuum tube purification. These strips are classified under tariff item 8109.91.00 as low-hafnium zirconium articles.

Zirconium Grade 704 Plate

Thick plates of zirconium grade 704 with controlled low hafnium content (less than 1 part per 500 parts zirconium), used in sour gas environments. These plates are classified under tariff item 8109.91.00 as low-hafnium zirconium articles.

Zirconium Grade 705 Sheet

Thin zirconium sheets of grade 705 alloy with low hafnium content (less than 1 part per 500 parts zirconium), used for cladding in reactors and heat exchangers. These sheets are classified under tariff item 8109.91.00 as low-hafnium zirconium articles.

Zirconium R60702 Wire

Fine zirconium wire (R60702 grade) with hafnium content below 1 part per 500 parts zirconium, used in welding electrodes and medical implants. This wire is classified under tariff item 8109.91.00 as a low-hafnium zirconium article.

Zirconium Anode Bars

Zirconium anode bars are solid, fabricated zirconium products shaped specifically for use as anodes in electroplating baths. They are classified as other articles of zirconium under tariff item 8109.99.00 because they are not covered by the specific forms (bars, rods, plates, etc.) defined in Chapter 81 legal notes, and they are not parts of general use.

Zirconium Cladding Sheets

Zirconium cladding sheets are thin, flat-rolled zirconium products used to clad nuclear fuel rods. They fall under tariff item 8109.99.00 as other articles of zirconium because they are not within the definition of plates, sheets, strip, or foil in Chapter 81 (their thickness exceeds one-tenth of width, or they are shaped for a specific use).

Zirconium Crucibles

Zirconium crucibles are high-purity, fabricated containers used to melt and hold reactive metals in laboratory and foundry settings. They are classified under tariff item 8109.99.00 as other articles of zirconium because they are not covered by the specific forms defined in Chapter 81 (bars, rods, wire, plates, tubes, etc.).