Large Diameter Alloy Steel Pipe for Water Transmission Mains from China
Longitudinally welded alloy steel pipe over 406.4 mm OD, designed for durable water supply trunk lines in municipal systems. HTS 7305.31.60 applies to its circular, large-scale welded construction from alloy steel. Corrosion-resistant for long-term infrastructure use.
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
• Certify compliance with AWWA C200 standards for water pipe to facilitate duty assessment and regulatory approval
• Document external diameter with caliper measurements or manufacturer specs to confirm >406.4 mm threshold