Tungsten Sheet for Heat Shields from China
Thin tungsten alloy sheet used in spacecraft heat shields due to high melting point. Classified under HTS 8101.99.10.00 for sheets not simply sintered, with alloyed composition as defined in Chapter 81 notes. Offers superior thermal resistance.
Duty Rate — China → United States
44%
Rate breakdown
9903.05.3112.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of China, as provided for in U.S. note 52 to this subchapter
9903.91.1125%Effective with respect to entries on or after January 1, 2025, articles the product of China, as provided for in subdivision (j) of U.S. note 31 to this subchapter
Import Tips
• Provide thickness and width specs to distinguish from foil (<0.2mm), avoiding reclassification
• Include end-use statements if for defense; may qualify for special programs but requires ITN