4 inch OD Alloy Steel Oil Well Casing Pipe from China
Seamless alloy steel casing pipe with 4 inch (101.6 mm) outside diameter and 9.2 mm wall thickness, used to line oil and gas wells during drilling. Premium grade P110 alloy steel for high-pressure environments. Classified in 7304.23.6030 for seamless alloy steel OD ≤168.3 mm, wall ≤9.5 mm.
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 of aluminum, of steel or of copper or derivative aluminum or steel articles; passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans and cargo vans) and light trucks; parts of passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans and cargo vans) and light trucks; medium- and heavy-duty vehicles; parts of medium- and heavy-duty vehicles; wood products; patented pharmaceutical articles; and semiconductor articles, as provided in subdivision (f) of U.S. note 52 to this subchapter
Import Tips
• Provide ITP (Inspection Test Plan) and third-party inspection reports (SGS/BV)
• Specify if BTC, STC, or premium connections; connection type affects valuation
• Avoid classifying as line pipe (7304.90) - must prove drilling well use via end user declaration