50mm OD Boiler Economizer Tube from United States
This is a seamless carbon steel economizer tube with a 50mm outside diameter, used for recovering waste heat in boiler stacks. Its non-alloy steel composition and seamless circular construction qualify it under tariff item 7304.39.00, which covers other seamless tubes of iron or non-alloy steel with a circular cross-section.
Duty Rate — United States → Canada
50%
Rate breakdown
26SUR5050%United States Surtax Order (2026) — 50% on US products
Import Tips
• Confirm the tube's material specification and dimensions are documented for CBSA inspection
• Ensure the tube is not classified as a part of general use, which would exclude it from this heading
• Keep records of the tube's intended use in economizers to support the classification