C122 Phosphorized Copper Rod from Mexico
DHP (deoxidized high phosphorus) C122 copper rod for plumbing fittings, containing trace phosphorus for weldability. Still refined copper under HTS 7407.10.50 as P content <0.015% excludes it from alloy headings. Used in HVAC and refrigeration lines.
Duty Rate — Mexico → United States
51%
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
• Chemical analysis certificate mandatory to prove P<0.015%, distinguishing from 7406.11 copper-phosphorus alloys
• Straight lengths only; coiled rod may classify under 7408.11 as wire