Of copper-nickel base alloys (cupro-nickel) or copper-nickel-zinc base alloys (nickel silver)
Copper foil (whether or not printed or backed with paper, paperboard, plastics or similar backing materials), of a thickness (excluding any backing) not exceeding 0.15 mm. > Not backed: > Of copper-zinc base alloys (brass) > Of copper-nickel base alloys (cupro-nickel) or copper-nickel-zinc base alloys (nickel silver)
Duty Rate (from China)
Products classified under Tariff item 7411.22.00.00
Cupro-Nickel 70/30 Instrumentation Tubing
Precision-drawn instrumentation tubing made from 70/30 cupro-nickel alloy, used in chemical processing plants for instrumentation lines due to its high resistance to corrosive fluids. This product qualifies as a tube of copper-nickel base alloy under tariff item 7411.22.00, as defined in subheading note 1(d).
7411.22.00Cupro-Nickel Desalination Plant Pipe
Large-diameter pipe for reverse osmosis desalination plants, leveraging cupro-nickel's resistance to chloride pitting. This pipe is a tube of copper-nickel base alloy, meeting the definition in subheading note 1(d) and classified under tariff item 7411.22.00.
7411.22.00Cupro-Nickel Heat Exchanger Tubing
Finned or straight tubing from cupro-nickel alloy for HVAC and power plant heat exchangers, offering superior thermal conductivity and erosion resistance. This tubing is a tube of copper-nickel base alloy, classified under tariff item 7411.22.00 per subheading note 1(d).
7411.22.00Cupro-Nickel Seamless Pipe 90/10
A seamless pipe made from 90% copper and 10% nickel (cupro-nickel alloy), used primarily in marine and desalination applications for its excellent corrosion resistance in seawater. This pipe is a tube of copper-nickel base alloy, classified under tariff item 7411.22.00 as per subheading note 1(d).
7411.22.00Nickel-Silver Condenser Tube
A thin-walled tube of nickel-silver (copper-nickel-zinc alloy with ≥5% Ni), designed for heat exchangers and condensers in industrial cooling systems. This tube is a tube of copper-nickel-zinc base alloy, classified under tariff item 7411.22.00 per subheading note 1(c).
7411.22.00Nickel-Silver Decorative Pipe
Polished nickel-silver pipe used in architectural fixtures and luxury furniture legs for its silver-like appearance and durability. This pipe is a tube of copper-nickel-zinc base alloy, classified under tariff item 7411.22.00 per subheading note 1(c).
7411.22.00Nickel-Silver Hydraulic Tubing
High-pressure tubing for hydraulic systems in aerospace applications, made from nickel-silver for vibration resistance and conductivity. This tubing is a tube of copper-nickel-zinc base alloy, classified under tariff item 7411.22.00 per subheading note 1(c).
7411.22.00Nickel-Silver Marine Exhaust Pipe
Corrosion-resistant pipe for boat exhaust systems made from nickel-silver alloy, handling high temperatures and saltwater exposure. This pipe is a tube of copper-nickel-zinc base alloy, classified under tariff item 7411.22.00 per subheading note 1(c).