Monel 400 Seamless Tube from China
Seamless tubes from Monel 400, a nickel-copper high-nickel alloy steel (63-70% nickel), ideal for seawater piping. Classified in 7304.49.00.05 for seamless stainless high-nickel construction.
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
• Document UNS N04400 designation to validate high-nickel alloy steel status
• Inspect for seamless vs pilger-rolled marks—pilger process still qualifies as seamless