15-1/2 Inch Heavy Wall Alloy Casing from Germany
Seamless 15-1/2 inch (393.7 mm OD) P110 alloy steel casing with 22 mm wall thickness for high-pressure conductor strings. Fits HTS 7304.29.4160 specifications precisely: other alloy seamless, OD 285.8-406.4 mm, wall ≥12.7 mm.
Duty Rate — Germany → 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
• Conductor casing requires special buoyancy documentation for offshore imports
• Wall thickness >20 mm may trigger additional structural steel scrutiny
• Specify API grade and connection type (BTC, STC, etc.) on all paperwork