Alloy Steel Seamless Boiler Tube SA-213 TP304 from China
A high-temperature resistant seamless tube of stainless alloy steel (TP304 grade) used in boiler applications for superheaters and heat exchangers. Classified under HTS 7304.59.80 as 'other' seamless tubes of circular cross-section from other alloy steel, excluding cold-drawn types. Its corrosion resistance makes it ideal for steam generation systems.
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 ASTM SA-213 certification to substantiate boiler tube specs and alloy content for proper duty assessment
• Confirm not cold-drawn for high-pressure service, which would classify under 7304.59.10
• Avoid misdeclaration as line pipe, which shifts to Chapter 73 oil/gas headings