"4-1/2\" 12.75 from Canada
4-1/2 inch OD, 12.75 lb/ft P110 grade welded stainless steel tubing for high-pressure oil drilling. Features welded construction suitable for sour service environments. Classified under 7306.21.8050 as other welded stainless steel drill tubing.
Duty Rate — Canada → United States
50%
Rate breakdown
9903.82.0250%Except as provided for in headings 9903.82.14, 9903.85.67 and 9903.85.68, articles of aluminum, of steel or of copper and derivative aluminum or steel articles, as provided for in subdivisions (c)(i)–(v) of U.S. note 16 to this subchapter
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
Import Tips
• Hardness testing reports (Rockwell C22-32) essential for P110 grade verification
• Collapse and burst test data may be requested by customs for safety classification
• Use ISPM-15 compliant wood thread protectors to avoid fumigation issues