Large Diameter Seamless Steel Pipe 12-inch OD 13mm WT from China
Nominal 12-inch (304.8 mm) OD seamless pipe with 13 mm wall thickness from non-alloy steel, used in water transmission mains. HTS 7304.39.0068 applies to its seamless, circular, non-alloy steel profile within OD 285.8-406.4 mm and wall 12.7-<19 mm specs.
Duty Rate — China → United States
35%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 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
Import Tips
• Reference ASTM A53/A106 standards in invoices for proper tube identification
• Separate from line pipe quotas; this spec often avoids energy-specific duties
• Confirm no wire reinforcement; Chapter note defines wire <16mm excluding such