Rockwell Hardness Tester from Japan
A benchtop machine that measures the hardness of metals using a diamond or steel ball indenter under specific loads, producing Rockwell scale readings. It falls under HTS 9024.10.00.00 as a dedicated appliance for testing the hardness mechanical property of metals. Commonly used in quality control for steel and alloy components.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
Import Tips
• Verify calibration certificates meet NIST standards for customs validation; ensure machine includes CE marking if from EU for safety compliance; avoid misclassification as general lab equipment by specifying metal testing in documentation