Large Diameter X60 Transmission Pipe from China
X60 grade alloy steel longitudinally welded pipe exceeding 406.4mm OD for long-haul gas transmission. HTS 7305.12.50.00 classification for alloy line pipe used in pipelines. Optimized for compressor station connections.
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
• Provide DWV (design wall thickness) calculations in technical data sheets
• Use HTS advisory rulings for borderline diameter measurements
• Monitor EU carbon border adjustment impacts on alloy content