Silico-Manganese Alloy Music Wire from Mexico
Ultra-high tensile silico-manganese steel wire used for piano wires, springs, and precision instruments requiring consistent elasticity. HTS 7229.20.00 classification based on characteristic silico-manganese composition providing superior fatigue resistance. Polished surface finish with diameters from 0.15mm to 5mm.
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
• Specify exact carbon, silicon, manganese percentages in entry docs; music wire tolerances stricter than industrial wire; test for torsional stress resistance