Glass Tubes for High-Temperature Manometers from Japan
Borosilicate tubing with low thermal expansion for precision pressure gauges operating at elevated temperatures. These unworked tubes are designed for high-temperature manometers and meet the tariff item's coefficient of expansion requirement. They are imported in raw tube form without any working.
Duty Rate — Japan → Canada
0%
Import Tips
• Verify the tubes are unworked and not assembled into manometers, as assembled instruments fall under other headings
• Provide documentation of the expansion coefficient from the manufacturer
• If the manometers are for industrial use, check for any safety standards compliance