L450 Alloy Steel Gas Line Pipe 20 Inch from China
20-inch (508 mm max) seamless L450 (X65 equivalent) alloy steel pipe for natural gas transmission lines. HTS 7304.19.5050 covers this diameter-specific seamless alloy line pipe for pipelines.
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
9903.03.060%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; and semiconductor articles, of any country, as provided in subdivision (aa)(v) of U.S. note 2 to this subchapter
Import Tips
• Certify compliance with ISO 3183 standards alongside API for international acceptance
• Declare exact alloy grade; generic 'steel pipe' invites Customs alloy determination
• Ship in standard 40-ft lengths to avoid 'cut-to-length' processing duty issues