Tin-Bismuth Low-Melt Alloy Bars from Mexico
Unwrought bars of tin alloyed with bismuth for low-temperature fusible applications like fire sprinklers and casting molds. HTS 8001.20.00 applies as tin predominates, with bismuth content within table limits but total alloys >1%. Softens at controlled temperatures for safety devices.
Duty Rate — Mexico → United States
0%
Rate breakdown
9903.05.860%Articles provided for in subdivision (b) of U.S. note 52 to this subchapter
Import Tips
• Submit spectrographic analysis confirming compliance with subheading note (b)(i) total elements >1%
• Ensure no radioactive impurities if bismuth sourced from certain deposits
• Document end-use to avoid reclassification if used in consumer fusible plugs