ASTM A179 Carbon Steel Superheater Tube OD 19mm from Mexico
This is a seamless cold-drawn carbon steel tube with a 19mm outside diameter, manufactured to ASTM A179 standards for use in superheater applications within power plants. Its non-alloy steel composition and circular seamless construction qualify it under tariff item 7304.39.00, which covers other seamless tubes and pipes of iron or non-alloy steel with a circular cross-section.
Duty Rate — Mexico → Canada
0%
Import Tips
• Ensure the tube meets ASTM A179 specifications and provide a mill test certificate to the CBSA upon request
• Verify the outside diameter is within the range specified for the tariff item to avoid misclassification
• Consider using a customs broker to handle the documentation for seamless steel tubes