Sour Service Alloy Line Pipe API 5L X65 4.5-inch OD from China
X65 grade alloy steel pipe certified for sour (H2S) service in oil/gas lines, 114.3 mm OD max. Classified HTS 7306.19.51.10 for alloy line pipes ≤114.3 mm. Critical for safety in hydrogen sulfide environments.
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
• Include NACE MR0175/ISO 15156 certification; verify crack arrestor properties if applicable; declare HIC/SSCC test results