Alloy 625 Cold-Drawn Seamless Tube from China

Alloy 625 (Inconel 625) is a high-nickel alloy steel (~58% nickel) formed into seamless cold-drawn tubes for aerospace and nuclear applications. These precision cold-reduced pipes have circular cross-sections and are classified under HTS 7304.51.50.05 due to their high-nickel content and seamless, cold-formed nature. Excellent for high-temperature strength.

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

Include heat number traceability and PMI test results for nickel verification during customs inspection

Avoid bundling with fittings; ship as individual tubes to prevent set classification issues