Ferrotungsten 70% Tungsten Lumps from Mexico
Ferrotungsten lumps containing approximately 70% tungsten and 25-30% iron, used as an alloying additive in steel production to enhance hardness and wear resistance. Classified under HTS 7202.80.00.00 as ferrotungsten, a ferroalloy combining iron with tungsten. Supplied in bulk lumps typically 10-100mm for melting into steel baths.
Duty Rate — Mexico → United States
5.6%
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
• Obtain mill certificates verifying tungsten content (typically 65-85%) and compliance with Chapter 72 purity standards to avoid reclassification
• Ensure proper packaging to prevent oxidation; declare exact chemical composition on entry documents as ferroalloys are subject to precise alloy definitions