High Purity Aluminum Distillation Column Pipe
This is a high-purity unalloyed aluminum pipe section for chemical distillation columns, with 99.99% purity and a 4-inch diameter heavy wall. The extreme purity provides excellent corrosion resistance in chemical processing. It is classified under tariff item 7608.10.00 as a pipe of aluminum, not alloyed.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | — | Free |
| 🇲🇽Mexico | Free | — | Free |
| 🇺🇸United States | Free | +50.0% | 50% |
| 🇩🇪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 pipe is made of an aluminum alloy for structural strength
Alloyed aluminum pipes are classified under this heading.
If the pipe is part of a distillation or chemical processing machine
Parts of machinery of Chapter 84 are excluded from Chapter 76.
If the pipe is flanged or drilled for assembly
Worked aluminum articles are classified here.
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
• Confirm the pipe is unalloyed aluminum with a purity of at least 99% and provide a certificate of analysis
• If the pipe is part of a distillation apparatus of Chapter 84, it may be excluded, so verify the end-use
• Ensure the pipe is not further worked beyond simple cutting, as that could change classification
Related Products under Tariff item 7608.10.00
99.5% Aluminum Ventilation Duct Tube
Round duct tube of unalloyed aluminum (99.5% Al) for commercial kitchen exhaust systems. The product meets the Chapter 76 subheading note for aluminum, not alloyed, as it contains at least 99% aluminum with other elements within the specified limits. It is classified as a tube of aluminum, not alloyed, under tariff item 7608.10.00.
99.5% Pure Aluminum Pneumatic Tube
This is a seamless tube made from 99.5% pure unalloyed aluminum, used in pneumatic systems for air transfer. The high purity ensures consistent performance and corrosion resistance in compressed air applications. It is classified under tariff item 7608.10.00 as a tube of aluminum, not alloyed.
99.6% Aluminum Water Cooling Pipe
This is an unalloyed aluminum pipe used for water cooling in electronics manufacturing equipment, with a 1.5-inch diameter and excellent thermal conductivity. The 99.6% purity ensures efficient heat transfer without alloying elements. It is classified under tariff item 7608.10.00 as a pipe of aluminum, not alloyed.
99.7% Aluminum Marine Bilge Pump Line
This is a corrosion-resistant unalloyed aluminum tubing for marine bilge pump discharge lines, with a 1-inch internal diameter rated for saltwater use. The 99.7% purity provides excellent resistance to seawater corrosion. It is classified under tariff item 7608.10.00 as a tube of aluminum, not alloyed.
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This is an unalloyed aluminum tube for syrup lines in soda fountains, with a 1/4-inch internal diameter and food-safe pure aluminum composition. The 99% purity ensures corrosion resistance and minimal interaction with beverages. It is classified under tariff item 7608.10.00 as a tube of aluminum, not alloyed.