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Brinell Hardness Testing Machine

Optical microscope-equipped machine that indents steel balls into material surfaces to measure hardness via impression diameter. Falls under HTS 9024.80.00.00 for metal hardness testing appliances.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳ChinaFree+37.5%37.5%
🇲🇽MexicoFree+10.0%10%
🇨🇦CanadaFree+10.0%10%
🇩🇪GermanyFree+10.0%10%
🇯🇵JapanFree+12.5%12.5%

Alternative Classifications

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

9013.80Lower: 17% vs 37.5%

If optical components dominate function

Primarily optical instruments classify under 9013, not testing machines.

9024.90.00Same rate: 37.5%

If optical reading accessories only

Parts specific to 9024 machines go to 9024.90 subheading.

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

• Include microscope magnification specs to distinguish from pure optical instruments

• HBW scale calibration certificates essential for metallurgical imports

• Avoid classifying as 9013 optical device per chapter note 4