5-1/2 inch 20 lb/ft Q125 High-Collapse Casing from Germany
Q125 grade seamless alloy steel casing with 5.5-inch OD (139.7 mm), 15.9 mm wall thickness exceeding 12.7 mm, 20 lb/ft, designed for high-collapse resistance in oil/gas wells. Fits HTS 7304.29.4120 as other alloy steel, smaller OD, thick wall casing for drilling. Ideal for challenging geological formations.
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
• Include collapse test data in documentation to justify high-strength alloy classification
• Avoid bulk packaging that obscures markings; ensure API monogram visible for inspection