ASTM A106 Grade B Feedwater Heater Tube from United States
This is a seamless A106 Grade B carbon steel tube with a 152.4mm outside diameter, used for feedwater heaters in steam cycles. 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
• Ensure the tube meets ASTM A106 Grade B specifications and have the certification ready for CBSA review
• Verify the tube's outside diameter is within the range specified for the tariff item
• Consider whether the tube is part of a complete feedwater heater system, which may be classified differently