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Chapter 8112 — Customs Tariff Headings

Products classified under Tariff item 81.12

8112.12.00

Atomized Beryllium Powder S100 Grade

Atomized beryllium powder (S100 grade) with spherical particles and tight size control, used for thermal spray coatings. It is an unwrought form of beryllium, specifically a powder, which falls under tariff item 8112.12.00 as beryllium powders.

8112.12.00

Beryllium Metal Powder

Fine beryllium metal powder produced by atomization, used in powder metallurgy for composites and additive manufacturing. This is an unwrought powder of beryllium, classified under tariff item 8112.12.00 as beryllium powders.

8112.12.00

Beryllium Sponge Metal

Beryllium sponge metal is a porous, sponge-like form of beryllium produced by thermal reduction of beryllium compounds. It is considered unwrought beryllium, as it has not been subjected to further working such as rolling, drawing, or forging. This product is primarily used as a precursor in the production of master alloys and other beryllium-containing materials.

8112.12.00

High-Purity Beryllium Slab 99.9%

High-purity beryllium slab (99.9%) cast for rolling mill feedstock, used to produce thin foils for electronics. This is an unwrought form of beryllium, specifically a slab, which falls under tariff item 8112.12.00 as unwrought beryllium.

8112.12.00

Hot Isostatically Pressed Beryllium Preform

A hot isostatically pressed (HIP) beryllium preform is a porous beryllium product consolidated through HIP, but it remains unwrought as it has not been shaped into a finished article. It is classified as unwrought beryllium under this tariff item, as it is intended for further machining or processing. This preform is commonly used in applications such as neutron moderators in nuclear reactors.

8112.12.00

Unwrought Beryllium Ingot

Unwrought beryllium ingot, a solid block of high-purity beryllium metal produced by melting and casting without further shaping. It is used in aerospace and nuclear applications, and falls under tariff item 8112.12.00 as unwrought beryllium.

8112.12.00

Vacuum Arc Remelted Beryllium Billet

Vacuum arc remelted beryllium billet, a cylindrical semi-finished stock produced for ultra-high purity, used in precision optics and defense components. This is an unwrought form of beryllium, specifically a billet, which falls under tariff item 8112.12.00 as unwrought beryllium.

8112.13.00

Beryllium EDM Wire Scrap

Spent wire electrodes from electrical discharge machining (EDM) of beryllium molds. These fine, tangled remnants are no longer usable as wire and are classified as beryllium waste and scrap under tariff item 8112.13.00.

8112.13.00

Beryllium Grinding Swarf

Fine particles and sludge from grinding beryllium components, used in nuclear applications. This wet or dry swarf is classified as beryllium waste and scrap under tariff item 8112.13.00 and requires special handling due to toxicity.

8112.13.00

Beryllium Heat Treatment Scrap

Scale, oxide, and trimmings from annealing beryllium alloys in high-tech furnace operations. This material is classified as beryllium waste and scrap under tariff item 8112.13.00, and while often oxidized, it is recoverable.

8112.13.00

Beryllium Laser Cutting Scrap

Kerf and edge trimmings from laser-cut beryllium sheets for defense applications. These clean cuts with minimal contamination are classified as beryllium waste and scrap under tariff item 8112.13.00.

8112.13.00

Beryllium Machining Scrap

Waste generated from machining beryllium parts in aerospace manufacturing, consisting of shavings, turnings, and small chips primarily of beryllium metal. This is classified as waste and scrap of beryllium under tariff item 8112.13.00.

8112.13.00

Beryllium Precision Parts Scrap

Rejected or obsolete beryllium components from satellite and optics manufacturing, categorized as waste and scrap under tariff item 8112.13.00. These are high purity but irregular shapes unfit for direct use.

8112.13.00

Beryllium Prototype Scrap

Discarded test pieces from R&D prototyping of beryllium structures, classified as waste under tariff item 8112.13.00. These irregular shapes result from iterative development and are not suitable for reuse.

8112.13.00

Beryllium Stampings Scrap

Punched-out skeletons from stamping beryllium foil for electronics, classified as scrap under tariff item 8112.13.00. These are thin, flat waste sheets with no further use.

8112.13.00

Beryllium Tooling Scrap

Discarded fragments from beryllium dies and tools used in electronics fabrication, falling under tariff item 8112.13.00 as beryllium waste and scrap. These are not suitable for remanufacture without refining.

8112.13.00

Beryllium Waterjet Scrap

Wet slurry waste from abrasive waterjet cutting of beryllium components, classified as beryllium scrap under tariff item 8112.13.00. This includes garnet abrasive mix but is beryllium dominant.

8112.19.00

Beryllium Copper Alloy Scrap (Beryllium >1%)

Scrap from beryllium copper alloys (BeCu) where beryllium content exceeds 1% by weight, making it an alloy of beryllium under the chapter notes. This waste is not usable as-is due to breakage or wear and is classified as beryllium waste and scrap under tariff item 8112.19.00.

8112.19.00

Beryllium Evaporation Boats

Small beryllium crucibles used in vacuum deposition for thin-film coating in electronics manufacturing. These are fabricated articles of beryllium, not unwrought or waste, and fall under the 'other' category of tariff item 8112.19.00.

8112.19.00

Beryllium Foil Scrap

Scrap remnants from beryllium foil production, unsuitable for direct reuse in aerospace or electronics. These are waste and scrap of beryllium, distinct from master alloys or powders, and are classified under tariff item 8112.19.00.

8112.19.00

Beryllium Heat Sink Inserts

Machined beryllium inserts embedded in electronic heat sinks for thermal management. These are fabricated articles of beryllium, not parts of general use, and are classified under the 'other' category of tariff item 8112.19.00.

8112.19.00

Beryllium Laser Mirror Substrates

CNC-machined beryllium substrates for high-power laser mirrors in defense systems. These are specialized fabricated articles of beryllium, not optical elements of glass, and fall under tariff item 8112.19.00.

8112.19.00

Beryllium Machining Waste

Waste and scrap from machining beryllium components, consisting of shavings and turnings with impurities. This is not usable as-is and is classified as beryllium waste and scrap under tariff item 8112.19.00.

8112.19.00

Beryllium Powder Filtration Residue

Residue from filtering beryllium powder production, containing fine beryllium particles. This is waste and scrap of beryllium, not powder, and is classified under tariff item 8112.19.00.

8112.19.00

Beryllium Reference Standards

Certified beryllium alloy standards for analytical instrument calibration in labs. These are fabricated articles of beryllium, not parts of general use, and are classified under tariff item 8112.19.00.

8112.19.00

Beryllium Reflector Rods for Nuclear Reactors

Machined beryllium rods used as neutron reflectors in nuclear reactor cores due to low neutron absorption. These are fabricated articles of beryllium for specialized industrial use, classified under tariff item 8112.19.00.

8112.19.00

Beryllium Shim Stock

Thin precision beryllium sheets used for shimming in machinery alignment, valued for stiffness-to-weight ratio. These are fabricated articles of beryllium, not plates or sheets of base metal, and are classified under tariff item 8112.19.00.

8112.19.00

Beryllium Test Coupons

Standardized beryllium samples used for materials testing and quality control in aerospace certification. These are fabricated articles of beryllium, not parts of general use, and are classified under tariff item 8112.19.00.

8112.19.00

Beryllium Window for X-Ray Equipment

Thin beryllium disc windows used in X-ray tubes for high transparency to X-rays. These are fabricated articles of beryllium, not unwrought or waste, and are classified under tariff item 8112.19.00.

8112.19.00

Custom Beryllium Machining Fixtures

Beryllium fixtures for precision CNC machining of composites, prized for thermal stability. These are fabricated articles of beryllium, not parts of general use, and are classified under tariff item 8112.19.00.

8112.19.00

Precision Beryllium Mirror Blanks

Polished beryllium blanks for space telescope mirrors, valued for dimensional stability. These are fabricated articles of beryllium, not optical elements, and are classified under tariff item 8112.19.00.

8112.19.00

Salvaged Beryllium Aerospace Components

Used beryllium structural parts recovered from decommissioned aircraft, for scrap or refurbishment. These are waste and scrap of beryllium, not usable as-is, and are classified under tariff item 8112.19.00.

8112.21.00

Atomized Chromium Powder for 3D Printing

Gas-atomized spherical chromium powder optimized for additive manufacturing in medical implants. It is an unwrought form of chromium, not further worked, and falls under tariff item 8112.21.00 as a powder.

8112.21.00

Chromium Billets

Cylindrical unwrought chromium billets produced by electron beam melting for aerospace alloys. These are semi-processed unwrought forms prior to hot working into rods or sheets, thus classified under this tariff item.

8112.21.00

Chromium Evaporation Pellets

Small pressed pellets of unwrought chromium for vacuum evaporation in thin-film deposition. They are considered powders or unwrought forms, not sintered articles, and fall under this tariff item.

8112.21.00

Chromium for Superalloy Production

Premium unwrought chromium slabs dedicated to nickel-base superalloys in turbines. These are bulk metal forms, not further worked, and fall under this tariff item as unwrought chromium.

8112.21.00

Chromium Master Alloy Ingots

Unwrought ingots of nearly pure chromium used to introduce the element into steel melts. They are classified under this tariff item as unwrought chromium, provided chromium content exceeds 99% per Chapter 81 alloy notes.

8112.21.00

Chromium Metal Ingots

Pure chromium metal cast into ingots for metallurgical applications in alloy production. These are unwrought forms, not further processed, and fall under this tariff item.

8112.21.00

Chromium Sputtering Targets Unprocessed

Bulk unwrought chromium stock for machining into sputtering targets. It is classified under this tariff item as unwrought chromium prior to target fabrication.

8112.21.00

Distilled Chromium Metal Lumps

Lump chromium produced by distillation for electronics-grade purity. These unwrought lumps classify under this tariff item, as they are not shaped into profiles or other worked forms.

8112.21.00

Electrolytic Chromium Flakes

Flake-form chromium from electrolytic refining, used in hardfacing and electroplating baths. These flakes are primary forms, not further fabricated, and fall under this tariff item as unwrought.

8112.21.00

High-Carbon Chromium Powder

Powdered chromium with controlled carbon content for welding rod production. It remains unwrought under this tariff item as an elemental metal powder.

8112.21.00

High-Purity Chromium Powder

Fine chromium powder with purity levels above 99.9%, utilized in powder metallurgy and coating applications. It falls under this tariff item as unwrought chromium powder, encompassing atomized or chemically reduced forms.

8112.21.00

Nanocrystalline Chromium Powder

Ultra-fine nanocrystalline chromium powder for nanocomposites and catalysts. It is classified under this tariff item as unwrought, despite nanoscale dimensions.

8112.21.00

Pure Chromium Vacuum-Sealed Ingots

Vacuum-sealed ingots preventing oxidation for long-term storage in research labs. They are unwrought under this tariff item; packaging does not change classification.

8112.21.00

Thermochromic Chromium Flakes

Flaked chromium engineered for temperature-sensitive coatings in sensors. It is unwrought under this tariff item if not surface-treated or otherwise fabricated.

8112.21.00

Vacuum Arc Remelted Chromium

Chromium refined via vacuum arc remelting for ultra-high purity in superalloys. It remains unwrought under this tariff item as cast electrodes or lumps not mechanically worked.

8112.22.00

Chromium Evaporation Boat Scrap

Discarded chromium evaporation boats used in vacuum deposition processes for thin-film coating in optics and electronics manufacturing. These boats become scrap after single-use deposition cycles and are classified as waste and scrap of chromium under tariff item 8112.22.00.

8112.22.00

Chromium Metal Scrap from Electroplating Operations

Waste chromium metal generated from electroplating baths and rinsing processes in manufacturing facilities. This scrap is classified under tariff item 8112.22.00 as waste and scrap of chromium, one of the specified base metals in Chapter 81.

8112.22.00

Chromium Powder Recovery Scrap

Atomized chromium powder rejects and sieve oversize from thermal spray feedstock production. These materials are considered chromium waste under tariff item 8112.22.00, used in plasma spray coatings for wear resistance, but are not usable due to particle size inconsistency.

8112.22.00

Chromium Sputtering Target Scrap

Spent chromium targets from physical vapor deposition (PVD) systems in semiconductor and hard disk manufacturing. These targets are recovered after erosion during thin-film deposition and are classified as chromium waste and scrap under tariff item 8112.22.00.

8112.22.00

Chromium Vacuum Arc Remelt Scrap

Skull and button scrap from vacuum arc remelting (VAR) furnaces purifying aerospace-grade chromium. These residues and electrode stubs are classified under tariff item 8112.22.00 as high-purity chromium waste from ingot production.

8112.22.00

Chromium Wire Drawing Waste

Scrap from drawing high-purity chromium wire for thermocouples and heating elements. This includes breakages and trim ends from wire production, classified under tariff item 8112.22.00 as chromium scrap.

8112.22.00

Defective Chromium Anodes

Rejected solid chromium anodes from hard chrome plating tank production due to casting defects. These anodes are unfit for electroplating service and are classified under tariff item 8112.22.00 as chromium articles converted to waste.

8112.22.00

High-Purity Chromium Foil Scrap

Trimmings and rejects from ultra-thin chromium foil rolls used in architectural glass coatings and flex circuits. These are classified under tariff item 8112.22.00 as chromium waste and scrap, valued for 99.99% purity in sputtering targets.

8112.22.00

Industrial Chromium Turning Scrap

Machining turnings and chips from high-purity chromium rods used in aerospace and electronics. These are classified under tariff item 8112.22.00 as chromium scrap, distinct from common steel turnings due to their base metal purity.

8112.22.00

Spent Chromium Cathodes from Electrolytic Refining

Exhausted cathode sheets from electrolytic chromium recovery cells in metal finishing plants. These are classified under tariff item 8112.22.00 as pure chromium scrap, dissolved during purification cycles and offering high recovery yield after re-dissolution.

8112.29.00

Chromium Boat for Evaporation 50x10x5mm

A precision-machined chromium boat designed for thermal evaporation sources in optical coating deposition. It is a fabricated article of chromium, not an unwrought form, and falls under tariff item 8112.29.00 as 'other' chromium articles.

8112.29.00

Chromium Calibration Weight 100g Class E0

An ultra-precise 100g chromium weight used for mass calibration standards, with Class E0 uncertainty and low magnetic susceptibility. It is a fabricated article of chromium, not a raw or unwrought form, and falls under tariff item 8112.29.00 as 'other' chromium articles.

8112.29.00

Chromium Crucible 50mL Capacity

A high-temperature chromium crucible for analytical chemistry and melting point determinations, fabricated by powder metallurgy. It is a chromium article, not an unwrought product, and falls under tariff item 8112.29.00 as 'other' chromium articles.