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Nickel Flange Adapter Fitting

Nickel weld neck flange adapter for transitioning threaded pipe to flanged nickel connections in refinery service. Classified HTS 7507.20.00.00 as nickel pipe fittings.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China3%+35.0%38%
🇲🇽Mexico3%+10.0%13%
🇨🇦Canada3%+10.0%13%
🇩🇪Germany3%+10.0%13%
🇯🇵Japan3%+10.0%13%

Alternative Classifications

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

7307.91Lower: 15.5% vs 38%

If stainless flanges with nickel alloy

Flanges have specific stainless steel subheadings in Chapter 73.

Not sure which classification is right?

Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.

Import Tips & Compliance

ASME B16.5 flange rating must match declared specs

Dual certification (material + pressure) recommended

Section 301 tariffs may apply—check USTR lists

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