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65mm OD Heat Exchanger Alloy Tube

65 mm OD seamless alloy steel U-tube for shell-and-tube heat exchangers, 5 mm wall. Under HTS 7304.59.80.15 as other alloy seamless tube. Enhanced thermal conductivity.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳ChinaFree+75.0%75%
🇲🇽MexicoFree+50.0%50%
🇨🇦CanadaFree+50.0%50%
🇩🇪GermanyFree+50.0%50%
🇯🇵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 boiler/heat exchanger specific

Dedicated heat exchanger tube subs.

8419.50.50.00Lower: 50% vs 75%

If assembled in heat exchanger

Complete exchangers under 8419.

7307.19.90.30Higher: 81.2% vs 75%

If with expanded ends

Tube fittings if mechanically joined.

Not sure which classification is right?

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

Import Tips & Compliance

• U-bend process doesn't alter tube classification

• Cleanliness certs for heat transfer apps

• May bundle with exchangers (8419)