AL-6XN Seamless Tube from United States
Seamless tubes made from AL-6XN super-austenitic stainless steel, a high-nickel alloy (20-23% nickel minimum) known for exceptional corrosion resistance. These circular cross-section tubes are used in pharmaceutical processing equipment where purity and resistance to aggressive chemicals are critical. They are classified under tariff item 7304.49.00 as seamless, circular cross-section tubes of stainless steel.
Duty Rate — United States → Canada
Rate breakdown
Import Tips
• Ensure the AL-6XN alloy composition is documented with a mill test certificate to confirm it qualifies as stainless steel under Chapter 73
• Verify the tubes are truly seamless and have a circular cross-section, as other shapes may fall under different tariff items
• Consider whether the tubes are for pharmaceutical use, which may require additional CFIA documentation