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Seamless Carbon Steel Heat Exchanger Tube

Nonalloy seamless tube, wall thickness 4 mm+, for shell-and-tube heat exchangers in refineries. Fits HTS 7304.90.10.00 as unspecified thick seamless steel tubes.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
πŸ‡¨πŸ‡³ChinaFree+75.0%75%
πŸ‡²πŸ‡½MexicoFree+50.0%50%
πŸ‡¨πŸ‡¦CanadaFree+50.0%50%
πŸ‡©πŸ‡ͺGermanyFree+50.0%50%
πŸ‡―πŸ‡΅JapanFree+50.0%50%

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

7304.41Lower: 50% vs 75%

If stainless steel

Common stainless exchangers in 7304.41.

8419.89.95.80Lower: 41.7% vs 75%

If machinery parts

Heat exchanger assemblies Chapter 84.

7306.50Lower: 50% vs 75%

If welded finned

Welded exchanger tubes different heading.

Not sure which classification is right?

The Tariff Assistant works through the GRI rules on your specific product to reach the right HTS code β€” and can price the duty on it in the same conversation.

Import Tips & Compliance

β€’ UT/ET test reports for exchanger quality

β€’ Avoid bundle sets with exchangers