Tungsten Sheet for Heat Shields from Canada
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 — Canada → United States
16.5%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
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