Seamless Alloy Steel Drill Pipe Casing from Canada
Heavy-duty seamless tubes made from alloy steel with a circular cross section, outside diameter of 168.3 mm, and wall thickness of 25 mm, used as protective casing in oil and gas drilling operations. Classified under HTS 7304.59.80.40 due to seamless construction, alloy steel material, specified diameter range (114.3-190.5 mm), and thick walls exceeding 19 mm.
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
• Verify seamless construction via mill test certificates; welded pipes classify elsewhere
• Confirm alloy steel composition exceeds specified thresholds to avoid base steel headings
• Measure OD and wall thickness precisely; deviations shift to adjacent statistical suffixes