Unwrought; waste and scrap; powders
Beryllium, chromium, hafnium, rhenium, thallium, cadmium, germanium, vanadium, gallium, indium and niobium (columbium), and articles of these metals, including waste and scrap. > Other: > Unwrought; waste and scrap; powders
Duty Rate (from China)
Subheadings
Products classified under Tariff item 8112.92.00
Beryllium Scrap Metal
Recycled beryllium waste and scrap generated from machining operations in aerospace and electronics manufacturing. This material is classified as waste and scrap of beryllium, a rare metal listed under this heading.
Cadmium Solder Dross Scrap
Dross and skimmings from low-melt cadmium-bearing solders used in electronics assembly. As cadmium waste, this material is classified as waste and scrap under this tariff item.
Cast Niobium Billets Superconductor Grade
Cast niobium billets of superconductor-grade purity are unwrought forms of niobium metal, specifically produced for extrusion into wires. These cylindrical billets have a residual resistivity ratio (RRR) greater than 300, making them suitable for radiofrequency cavities in particle accelerators. They are classified under tariff item 8112.92.00 as unwrought niobium, with typical diameters ranging from 150 to 250 mm.
Chromium Evaporation Boat Scrap
Used chromium evaporation boats from vacuum coating for decorative and functional thin films. As chromium waste, this material is classified as waste and scrap under this tariff item.
Ferroniobium Scrap 65% Nb
Ferroniobium scrap containing at least 65% niobium is recycled material from ferroniobium production, in loose or baled form for remelting. This scrap is classified under tariff item 8112.92.00 as niobium waste and scrap, distinct from pure wrought articles. It is used in the production of niobium alloys and steels.
Gallium Metal Ingots 99.999% Pure
High-purity (5N) gallium ingots, unwrought and ready for vacuum distillation in electronics production. This falls under this tariff item as unwrought gallium, separate from waste, scrap, or powdered forms.
Gallium Metal Lumps for Liquid Metal Alloys
Unwrought gallium lumps (3-10g each) for alloying into low-melt solders and thermal fluids. This is classified as unwrought gallium, before mixing with indium or tin.
Gallium Powder for Thermal Management
Fine unwrought gallium powder (<100 mesh) used in thermal interface materials for electronics cooling. This tariff item covers powders of unwrought gallium, excluding sintered or bonded forms.
Gallium Scrap from Thermometer Recycling
Recovered gallium from liquid-in-glass thermometer disposal, in unwrought scrap form. This is classified as waste and scrap under this tariff item.
Gallium Waste and Scrap from LED Production
Recovered gallium scraps and trimmings from gallium arsenide LED wafer manufacturing, containing over 90% gallium. These are unwrought waste and scrap, not refined ingots, and are used for recycling into new gallium products.
Gallium Waste from LED Production
Gallium scrap and trimmings from gallium arsenide wafer fabrication for LEDs and solar cells. This material is classified as waste and scrap under this tariff item for this critical semiconductor metal.
Gallium Waste from Solar Cell Production
Scrap gallium from CIGS (copper indium gallium selenide) thin-film solar cell etching processes. This unwrought waste/scrap is recovered for photovoltaic material recycling.
Germanium Master Alloy Ingot
Germanium master alloy ingots are unwrought ingots with minor elements for adjusting compositions in metallurgy, still predominantly germanium at over 99% purity. They are classified under tariff item 8112.92.00 as unwrought germanium, per Chapter 81 notes allowing less than 99% but with germanium as the dominant base metal. These ingots are used in specialized metallurgical applications.
Germanium Semiconductor Scrap
Scrap from germanium wafers and optics used in infrared detectors and fiber optics production. This tariff item covers germanium waste and scrap from high-tech manufacturing processes.
Hafnium Reactor Component Scrap
Hafnium control rod tips and cladding scrap from nuclear reactor maintenance. As a listed rare metal, waste and scrap falls under this tariff item.
High-Purity Gallium for Semiconductor Doping
Zone-refined unwrought gallium (7N purity) supplied as shots or lumps for n-type doping in silicon wafers. This is unwrought gallium, not finished dopants or compounds, and is critical for photovoltaic and chip production.
High Purity Indium Lumps
Irregularly shaped lumps of 5N pure indium for research and specialty alloying. These unwrought lumps are explicitly covered under the tariff item for unwrought indium.
Indium Granules -325 Mesh
Ultra-fine indium granules passing 325 mesh screen for powder metallurgy applications. These are unwrought powders under the tariff item.
Indium Ingots for Solder Alloy Production
High-purity indium ingots (4N grade) melted into low-melt solders for electronics assembly. The unwrought form qualifies under the tariff item for indium bars and lumps.
Indium Metal Pellets 1-3mm
Small spherical indium pellets (1-3mm) used in vapor deposition and alloying. These are considered unwrought powder equivalents under the tariff item.
Indium Metal Powder 99.99% Pure
Fine indium powder (99.99% pure) used in soldering pastes and thermal interface materials. This meets the unwrought powder criteria and is not further manufactured into articles.
Indium Scrap from Semiconductor Etching
Waste and scrap indium recovered from ITO sputtering target etching processes in semiconductor fabrication. This is predominantly unwrought indium scrap.
Indium Shot for Thermal Evaporation
Small indium shot (3-6mm diameter) for thermal evaporation sources in vacuum coating. This is considered a powder form under the tariff item.
Indium Tin Oxide Sputtering Target Scrap
Used indium-containing sputtering targets from display panel manufacturing, processed as metallic scrap. This tariff item includes indium waste from electronics thin-film deposition.
Niobium Borings from Machining
Niobium borings from CNC machining are fine, high-purity scrap generated during the machining of niobium components. These borings are classified under tariff item 8112.92.00 as niobium waste and scrap, suitable for vacuum arc remelting. They are commonly produced in the manufacture of medical implants.
Niobium Ingot 99.9% Pure
Niobium ingots of 99.9% purity are solid cast blocks of unwrought niobium metal, used primarily in aerospace and superconducting applications. They are classified under tariff item 8112.92.00 as unwrought niobium, excluding alloys where niobium is less than 99% by weight. This high-purity form is essential for critical applications requiring corrosion resistance and superconductivity.
Niobium Powder Reactor Grade -325 Mesh
Niobium powder of reactor grade, with a mesh size of -325, is an ultra-fine powder used in powder metallurgy and coatings. It is classified under tariff item 8112.92.00 as niobium powders, which are considered unwrought forms. This powder is essential for sputtering targets and requires high purity exceeding 99%.
Niobium Scrap from Jet Engine Parts
Waste and scrap niobium (columbium) recovered from superalloy turbine blades in aircraft engines. This falls under this tariff item as scrap of niobium, explicitly covered in this rare metals waste category.
Niobium Turning Scrap High Purity
Niobium turning scrap from high-purity fabrication consists of machining turnings and chips collected as loose scrap for recycling. This scrap is classified under tariff item 8112.92.00 as niobium waste and scrap, maintaining greater than 99% purity. It is remelted for use in aerospace components.
Primary Indium Anode Scrap
Spent indium anodes from electroplating operations, containing recoverable high-purity metal. This is scrap classification under the tariff item.
Recycled Gallium Scrap from GaN Chip Fabrication
Gallium scrap from gallium nitride (GaN) power electronics fabrication, in unwrought form with 85-95% recovery yield. This waste and scrap supports circular economy initiatives in RF and LED sectors.
Recycled Indium Waste from LCD Manufacturing
Indium-rich waste from ITO coating removal in LCD panel recycling. This is classified as indium scrap when in unwrought form.
Rhenium Catalyst Scrap
Spent petroleum reforming catalysts containing rhenium on alumina carrier, processed to metallic scrap form. This tariff item covers rhenium waste from petrochemical use.
Thallium Chemical Processing Scrap
Metallic thallium waste from optical glass and pharmaceutical intermediate production. Rare thallium scrap is classified under this tariff item.
Ultra-High Purity Gallium Shots
Ultra-high purity gallium shots (7N5 purity, 1-5mm diameter) in unwrought form for epitaxial growth in GaAs/GaN crystals. These are used for RF amplifiers and optoelectronics.
Unwrought Gallium Metal
Pure unwrought gallium in ingot or lump form, typically 99.99% purity, used in semiconductor and LED manufacturing. This is distinct from wrought articles or powders.
Unwrought Indium Bars
Unwrought indium bars are pure indium metal in the form of bars or ingots that have not been further processed into finished products. They fall under tariff item 8112.92.00 as unwrought indium, which includes forms like bars, blocks, lumps, or billets. This classification applies to indium metal that is at least 99% pure by weight, as per the chapter's definition of 'not alloyed'.
Unwrought Niobium Bar Reactor Grade
Unwrought niobium bars of reactor grade are high-purity bars with ultra-low tantalum content, used for nuclear applications. They are classified under tariff item 8112.92.00 as unwrought niobium, valued for corrosion resistance in chemical processing. These bars are supplied in a form suitable for further fabrication.
Vanadium Battery Scrap
Scrap from vanadium redox flow batteries, containing metallic vanadium foils and current collectors. This tariff item covers vanadium waste from energy storage applications.
Virgin Niobium Slab Electron Beam Melted
Virgin niobium slabs produced via electron beam melting are unwrought forms for further rolling into sheets. These slabs are classified under tariff item 8112.92.00 as unwrought niobium, critical for superconducting magnets. The electron beam melting process ensures high purity and homogeneity.