Seamless Refined Copper Cryogenic Transfer Lines from United States
Seamless refined copper cryogenic transfer lines are used for liquid nitrogen and helium transfer in research facilities, offering excellent thermal conductivity at low temperatures. As seamless tubes of refined copper, they fall under tariff item 7411.10.00.
Duty Rate — United States → Canada
0%
Import Tips
• Classify as seamless refined copper tubes and ensure they are not part of a cryogenic system (Section XVI)
• Provide material certificates confirming refined copper composition
• Check if the tubing is supplied in coils or straight lengths, as this may affect measurement units