Microbore Stainless Steel Tubing from United States
Microbore stainless steel tubing is a precision welded tube with an internal diameter of 0.010 inches and a circular cross-section, used in high-precision analytical and medical applications. It has a wall thickness of less than 1.65 mm and a high nickel content, qualifying it under tariff item 7306.40.00 for other welded stainless steel tubes. Despite its small size, it is classified as a tube and not as wire, as its cross-sectional dimensions exceed 16 mm in length.
Duty Rate — United States → Canada
Rate breakdown
Import Tips
• Verify that the tubing's cross-sectional dimension exceeds 16 mm to avoid classification as wire under Chapter Note 2
• Keep technical datasheets showing the wall thickness and nickel content to support the classification
• If the tubing is used in medical devices, ensure compliance with Health Canada regulations