Share:

Rockwell Hardness Tester

A benchtop machine that measures the hardness of metals using a diamond or steel ball indenter under specified load conditions. It falls under HTS 9024.80.00.00 as a machine for testing the hardness, a mechanical property, of metallic materials.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳ChinaFree+35.0%35%
🇲🇽MexicoFree+10.0%10%
🇨🇦CanadaFree+10.0%10%
🇩🇪GermanyFree+10.0%10%
🇯🇵JapanFree+10.0%10%

Alternative Classifications

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

9025.19.40.00Same rate: 35%

If equipped with temperature control for testing

Machines testing under specific temperature conditions fall under 9025 for thermo-property testing.

8462Lower: 14.4% vs 35%

If for use solely with machine tools

Parts or accessories dedicated to machine tools are classified in Chapter 84 per chapter notes.

9031.80.80Same rate: 35%

If primarily for measuring rather than testing mechanical properties

Measuring instruments without testing function go to 9031 per chapter note 5.

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

Verify calibration certificates meet NIST standards for accurate hardness measurement compliance

Include detailed technical specs and end-use statements to avoid misclassification as lab equipment