Discarded Rhenium Thermocouple Wire from Mexico
Burnt-out thermocouple wires alloyed with tungsten-rhenium for high-temperature furnace monitoring, now as scrap. Under HTS 8112.41.10.00 as rhenium waste and scrap due to significant rhenium content for recovery. Common in semiconductor and glass manufacturing.
Duty Rate — Mexico → United States
0%
Rate breakdown
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• Spectrographic analysis mandatory to quantify rhenium vs tungsten for correct Chapter 81 subheading
• Cut wires to <2m lengths for standard scrap baling and containerization
• Separate from Type C thermocouples (W5Re-W26Re) to avoid 8101 classification