Inconel 718 Seamless Pipe
High-strength seamless pipes made from Inconel 718, a high-nickel alloy steel containing 50-55% nickel. These pipes are used in gas turbine engine components where high strength and corrosion resistance at elevated temperatures are critical. They are classified under tariff item 7304.49.00 as seamless, circular cross-section pipes of stainless steel.
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 pipes are cold-drawn or cold-rolled
Cold-worked seamless pipes of circular cross-section are classified under this heading.
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
• Provide material certifications showing nickel content to justify high-nickel alloy classification
• Confirm the pipes are seamless with a circular cross-section; any other shape may require different classification
• For aerospace use, ensure compliance with Transport Canada material requirements
Related Products under Tariff item 7304.49.00
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