Welded Alloy Steel Boiler Tube ASTM A213 from China
High-temperature resistant welded tube of alloy steel per ASTM A213, circular cross-section with wall thickness ≥1.65 mm, for boiler and superheater service. HTS 7306.50.50 applies as 'other' welded circular tubes of alloy steel, thick-walled, not fitting line pipe or casing specifics.
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
• Submit chemical analysis and tensile strength test reports to prove alloy grade compliance
• Avoid common pitfall of declaring as seamless; welds must be documented separately
• Check for Section 232 tariffs on steel derivatives regardless of HTS classification