B390.0 Aluminum Foundry Ingot from China
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 — China → United States
35%
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
9903.91.0125%Effective with respect to entries on or after September 27, 2024, articles the product of China, as provided for in subdivision (b) of U.S. note 31 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