Seamless C10100 OFHC Copper Vacuum Tubing
Seamless C10100 OFHC copper vacuum tubing, made from oxygen-free high-conductivity refined copper, is designed for high-vacuum systems in semiconductor manufacturing. Its seamless construction and high purity ensure minimal outgassing and excellent conductivity, qualifying it under tariff item 7411.10.00 for tubes and pipes of refined copper.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | — | Free |
| 🇲🇽Mexico | Free | — | Free |
| 🇺🇸United States | Free | — | Free |
| 🇩🇪Germany | Free | — | Free |
| 🇯🇵Japan | Free | — | Free |
More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If the tubing is made of a copper-zinc alloy (brass) instead of refined copper
Brass tubes fall under a different subheading for copper alloys.
If the tubing is made of a copper-nickel base alloy
Copper-nickel alloy tubes are classified separately from refined copper tubes.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Ensure the tubing meets the definition of refined copper (≥99.85% Cu) and declare it as seamless to avoid misclassification
• Keep mill test certificates to prove composition if requested by CBSA
• Verify if any anti-dumping or safeguard measures apply to copper tubes from your country of origin
Related Products under Tariff item 7411.10.00
Seamless C10200 Oxygen-Free Copper RF Tubing
Seamless C10200 oxygen-free copper RF tubing is used for radio frequency waveguides and microwave components, where low signal loss is critical. Made from refined copper with minimal impurities, its seamless form and high conductivity place it under tariff item 7411.10.00 for tubes and pipes of refined copper.
Seamless C11000 ETP Copper Instrumentation Tubing
Seamless C11000 ETP copper instrumentation tubing is used for precision instrumentation and laboratory gas lines, offering leak-tight connections and corrosion resistance. As a refined copper product with a seamless construction, it falls under tariff item 7411.10.00 for tubes and pipes of refined copper.
Seamless C12200 Copper Water Line Tubing
Seamless C12200 copper water line tubing, made from deoxidized refined copper, is used for potable water supply lines in plumbing. Its seamless construction and refined copper composition qualify it under tariff item 7411.10.00 for tubes and pipes of refined copper.
Seamless DHP Copper Heat Exchanger Tubing
Seamless DHP copper heat exchanger tubing, made from deoxidized high-phosphorus refined copper, is used in shell-and-tube heat exchangers for industrial process cooling. Its seamless form and refined copper composition place it under tariff item 7411.10.00 for tubes and pipes of refined copper.
Seamless Refined Copper Brewery Wort Chiller Tubing
Seamless refined copper brewery wort chiller tubing is used to make immersion coils for cooling craft beer. As a basic seamless refined copper tube before coiling, it falls under tariff item 7411.10.00 for tubes and pipes of refined copper.
Seamless Refined Copper Cryogenic Transfer Lines
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.