B390.0 Aluminum Foundry Ingot from Mexico
B390.0 is a hyper-eutectic alloy ingot for OEM cylinder liners and pistons, with primary silicon for abrasion resistance. HTS 7601.20.90.85 applies as a defined foundry ingot alloy with silicon >16%. Critical for high-performance engine foundry operations.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Require supplier declaration of conformance to Aluminum Association standards for alloy designation
• Document end-use as foundry melting stock to prevent misclassification as semi-fabricated
• Calculate duties based on gross weight; ingot strapping adds minimal but declarable weight