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Cold-Drawn Feedwater Heater Tube ASTM A213 T22 from China

Seamless cold-drawn T22 alloy steel tube per ASTM A213 for feedwater heaters in thermal power stations. Designed for high-temperature water service with excellent thermal conductivity and erosion resistance. Fits 7304.51.50.45 as suitable for feedwater heaters.

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 heat treatment records showing normalizing and tempering for T22 grade

Declare end-use in entry summary to justify boiler-related classification