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Carbon Steel Superheater Tube 2-inch Schedule 40 from China

Schedule 40 seamless carbon steel tube, 60.3 mm (2-inch nominal) OD for superheaters in utility boilers. Fits HTS 7304.39.0004 precisely as iron/nonalloy seamless tube suitable for superheaters in the specified diameter range. Critical for raising steam temperature in power plants.

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

Specify NPS (nominal pipe size) alongside actual OD measurements for customs verification

Provide proof of heat treatment for superheater service to distinguish from general service tubes

Monitor for anti-dumping duties on certain carbon steel tube origins