L-80 9-5/8 inch 36 lb/ft Surface Casing from China
L-80 seamless surface casing tubing, 244 mm OD and 36 lb/ft weight, installed at shallow depths in gas wells for conductor protection. Nonalloy steel construction ensures durability against collapse. Classified in 7304.29.50.60 for seamless oil/gas tubing in the specified large diameter range.
Duty Rate — China → United States
75%
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
9903.91.0125%Effective with respect to entries on or after September 27, 2024, articles the product of China, as provided for in subdivision (b) of U.S. note 31 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
• Document collapse and burst pressure ratings to confirm drilling-grade specifications
• Segregate plain end vs. threaded lengths in manifests to prevent mixed classification