1.8 mm Patenting Heat-Treated Lock Wire from Canada
High-carbon (0.65%) round lock wire, patenting heat-treated for aerospace applications, 1.8 mm diameter, not coated. Fits HTS 7217.10.80.45 as nonalloy, high-carbon, heat-treated round wire ≥1.5 mm. Provides secure fastening in safety-critical assemblies.
Duty Rate — Canada → 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 tensile strength test results proving heat treatment efficacy; comply with aerospace material specs (e.g
• MS20995); avoid any surface treatments that trigger 'further worked' reclassification