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Grade C52400 Phosphor Bronze Narrow Strip from Canada

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 — Canada → 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
9903.03.060%Articles of aluminum, of steel, or of copper or derivative aluminum or steel articles; passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans, and cargo vans) and light trucks; parts of passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans, and cargo vans) and light trucks; medium- and heavy-duty vehicles; parts of medium- and heavy-duty vehicles; wood products; and semiconductor articles, of any country, as provided in subdivision (aa)(v) of U.S. note 2 to this subchapter

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