High Purity CuP Phosphor Copper for Brazing from Germany
High-purity CuP with >15% phosphorus optimized for silver brazing alloy production, supplied in cut wire or coarse powder. Classified HTS 2853.90.10.00 as phosphor copper phosphide per chemical definition and subheading. Low impurity levels prevent brittle phases in joints.
Duty Rate — Germany → United States
2.6%
Rate breakdown
9903.05.860%Articles provided for in subdivision (b) of U.S. note 52 to this subchapter
Import Tips
• Specify brazing grade purity (>99.5%); provide flux compatibility data if alloyed
• Avoid classification as welding preparation under 3810