Alloy 20 Cold-Drawn Seamless Pipe from Mexico
Seamless cold-drawn pipe from Carpenter 20Cb-3 alloy (high-nickel at 32-38%), used in sulfuric acid handling due to chloride stress resistance. Precision tolerances for pump columns. Classified under 7304.41.60.05 for cold-formed high-nickel stainless seamless tubes.
Duty Rate — Mexico → United States
50%
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
• Provide material safety data sheets confirming high-nickel stainless classification versus standard grades
• Document cold-reduction ratio to distinguish from annealed-and-pickled hot tubes
• Beware of diameter-based splits; ensure specs match statistical reporting requirements