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Clad Aluminum Alloy Heat Exchanger Plate from China

A rectangular clad aluminum alloy plate exceeding 0.2 mm thickness, featuring a core of 3003 alloy bonded with a 4343 brazing layer on both sides for heat exchanger applications. It falls under HTS 7606.12.60.00 as a clad aluminum alloy plate or sheet in rectangular form. The cladding enhances corrosion resistance and brazing performance in automotive and HVAC systems.

Duty Rate — China → United States

41.5%

Rate breakdown

9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
9903.91.0125%Effective with respect to entries on or after September 27, 2024, articles the product of China, as provided for in subdivision (b) of U.S. note 31 to this subchapter

Import Tips

Verify alloy composition meets subheading note (b) definition with aluminum predominating and other elements exceeding specified limits; provide mill test certificates

Confirm cladding process documentation as diffusion-bonded layers, not merely coated, to avoid reclassification to painted/coated plates under 7606.12.30

Ensure thickness >0.2mm measured per ASTM standards; common pitfall is mismeasuring clad total vs core thickness