AISI 304 High-Tensile Spring Wire for Valves from Mexico
Round AISI 304 stainless spring wire with high tensile strength for valve return springs in engines and pumps. Classified in HTS 7223.00.10.05 as statistical note 8 spring wire, characterized by uniform microstructure for reliable performance.
Duty Rate — Mexico → United States
50%
Rate breakdown
9903.82.0250%Except as provided for in headings 9903.82.14, 9903.85.67 and 9903.85.68, articles of aluminum, of steel or of copper and derivative aluminum or steel articles, as provided for in subdivisions (c)(i)–(v) of U.S. note 16 to this subchapter
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
Import Tips
• Provide proof of high-tensile draw process meeting spring wire torque specs
• Separate automotive vs general industrial shipments for accurate statistical reporting
• Ensure no 'further worked' treatments like coating to stay in 7223.00