Cold-Drawn MP35N High-Strength Alloy Tubing from China
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 — China → United States
35%
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
• 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