12-1/4 Inch 40# API J55 Casing from Canada
Standard J55 grade seamless casing, 12-1/4 inch (311 mm) OD, 40 lb/ft weight, 10.2 mm wall thickness, threaded and coupled per API 5CT for shallow oil production wells. HTS 7304.29.10.50 applies to this exact specification.
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
• Hydrostatic test certificates mandatory for pressure rating verification
• Color coding per API specs aids customs identification of grade
• Avoid bulk packing; individual thread protection prevents classification disputes