Heavy Wall Borosilicate Glass Pressure Tubes from Japan
Thick-walled unworked borosilicate glass tubes rated for high internal pressure in hydraulic sight glasses. HTS 7002.39.00 for robust industrial other tubes. Monitors fluid levels in machinery.
Duty Rate — Japan → United States
16%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Pressure test certificates mandatory for safety classification
• ASME certification aids customs for industrial end-use
• Distinguish from finished sight glasses (7013)