Grade C52400 Phosphor Bronze Narrow Strip from Germany
UNS C52400 phosphor bronze strip, 0.4 mm x 250 mm wide, for electrical switch contacts and thermostats. Under HTS 7409.39.90.30 as copper-tin alloy (10% tin, 0.1% P), specified thickness/width range. High conductivity and springback for reliable switching.
Duty Rate — Germany → 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
• Use ASTM B103 spec sheets proving C52400 = phosphor bronze per HTS notes
• Slit edges must be straight; irregular width risks re-measurement
• Declare grain direction if rolled, but doesn't affect HTS