Other
Cobalt mattes and other intermediate products of cobalt metallurgy; cobalt and articles thereof, including waste and scrap. > Other > Other
Duty Rate (from China)
Subheadings
Products classified under Tariff item 8105.90
Cobalt Anodes
Sacrificial cobalt anodes used for cathodic protection in marine environments. These shaped articles are made of high-purity cobalt and are designed to corrode preferentially to protect submerged metal structures.
8105.90.00Cobalt Balls
Precision ground cobalt balls used in bearings and valves for corrosive environments. These high-sphericity balls are fabricated articles of cobalt, offering an alternative to tungsten carbide in demanding applications.
8105.90.00Cobalt Crucibles
High-purity cobalt crucibles used in crystal growth furnaces. These fabricated hollow articles of cobalt are designed to withstand extreme temperatures and are essential in semiconductor manufacturing processes.
8105.90.00Cobalt Discs
Circular cobalt discs used for sealing rings and wear plates in valves. These machined articles of cobalt offer high wear resistance and are classified as other articles of cobalt under this tariff item.
8105.90.00Cobalt Electrodes
Pure cobalt electrodes used for electroplating and EDM applications. These shaped electrodes are classified as articles of cobalt, used for depositing cobalt layers or as tooling in electrical discharge machining.
8105.90.00Cobalt Foil
Thin cobalt foil used for evaporation targets in thin-film deposition and shielding. This fabricated article of cobalt, with cobalt content exceeding 99% by weight, is classified under this tariff item as other cobalt articles.
8105.90.00Cobalt Ingots
Cast cobalt ingots for remelting in alloy production. These ingots are considered articles of cobalt under this tariff item, produced by vacuum induction melting for high purity, and are not mattes or intermediate products.
8105.90.00Cobalt Pellets
Uniform cobalt pellets for vacuum arc remelting and additive manufacturing. These pellets are classified as other articles of cobalt, with consistent size for feeding into manufacturing processes.
8105.90.00Cobalt Powder
Fine cobalt powder for powder metallurgy in battery cathodes and hardfacing. This powder is classified as an unwrought form of cobalt under this tariff item, distinct from mattes and intermediate products.
8105.90.00Cobalt Rods
Solid cobalt rods employed in aerospace alloys and cutting tools due to high strength. These rods are classified as other articles of cobalt, excluding waste, scrap, or intermediate products.
8105.90.00Cobalt Sheets
Rolled cobalt sheets for chemical processing equipment due to corrosion resistance. These sheets are classified as other articles of cobalt, with cobalt as the base metal at over 99% purity.
8105.90.00Cobalt Strips
Narrow cobalt strips for spring contacts in electronics and medical devices. These precision slit strips are classified as other articles of cobalt, with high cobalt purity.
8105.90.00Cobalt Targets
Sputtering targets made of pure cobalt for PVD coating in microelectronics. These shaped articles are classified as other cobalt products, with high purity essential for vacuum deposition.
8105.90.00Cobalt Tubes
Seamless cobalt tubes for high-temperature applications in gas turbines. These tubular articles of cobalt are classified under this tariff item, excluding fittings, with purity exceeding 99% cobalt.
8105.90.00Cobalt Wire
High-purity cobalt wire used in electronics and medical applications, such as thermocouples and implants. This wire is classified as an article of cobalt, not a matte or intermediate product.