Cold-Drawn MP35N High-Strength Alloy Tubing from Mexico
Seamless cold-drawn MP35N (UNS R30035) cobalt-nickel-chromium-moly alloy steel tubing for oilfield wireline tools, thin circular wall. HTS 7304.51.50.60 other cold-rolled seamless alloy steel. Extreme strength alloy.
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
• AMS 8847 or NACE specs for high-strength verification
• Cobalt content declaration careful to avoid Chapter 81 rare metals
• Wireline end-use letters prevent general tube classification