Sour Gas Service Carbon Steel Line Pipe from China
Nonalloy steel welded pipe certified for sour gas (H2S) service in natural gas pipelines. HTS 7306.19.10 covers this as iron/nonalloy line pipe for gas transport. Includes normalized heat treatment for toughness.
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 NACE standards via material safety data sheets
• Declare precise carbon equivalent (CE) value to confirm nonalloy classification
• Separate coated vs uncoated pipes in entries, as coatings may trigger different AD/CVD