Phosphor Bronze C51000 Sheet from Japan
A thin phosphor bronze sheet made from copper-tin alloy C51000 with 5% tin and phosphorus addition for improved strength and wear resistance. Thickness exceeds 0.15 mm but less than 5 mm, and width under 500 mm, fitting HTS 7409.39.90 as refined copper-tin base alloy plate. Commonly used in electrical connectors and springs.
Duty Rate — Japan → United States
53%
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
• Verify alloy composition meets copper-tin base definition (tin predominant) with lab certification; declare exact thickness/width measurements; avoid misclassification as brass if zinc exceeds limits