API 5CT 9-5/8" 53.5 lb/ft P110 Casing from Canada
Heavyweight seamless P110 alloy casing 13-3/8" 61 lb/ft (339.7 mm OD, 17+ mm wall), extreme service oil/gas wells. HTS 7304.29.4160 specs met.
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
• 61 lb/ft weight confirms heavy wall; provide weight test verification
• P110 collapse rating documentation essential for grade verification
• Heavyweight casing sometimes misclassified as liner - specify full length strings