7-inch P110 Casing with BTC Coupling from Mexico
Seamless P110 grade alloy steel casing pipe, 7-inch OD with Buttress Threaded and Coupled (BTC) connections for high-pressure oil well applications. Wall thickness under 12.7 mm suitable for intermediate casing strings in directional drilling. Meets 7304.29.31.10 criteria as threaded/coupled seamless alloy steel casing under 215.9 mm OD.
Duty Rate — Mexico → 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
• Provide detailed dimensional certificates confirming OD <215.9 mm and wall thickness <12.7 mm
• Include thread inspection reports for BTC couplings to verify manufacturing standards
• Declare exact API grade (P110) and intended well depth to support classification