Thin-Wall 321 Stainless Steel Tubing from China
Welded 321 grade stainless steel tube with more than 0.5% nickel, circular cross-section, and wall thickness below 1.65 mm. This product matches 7306.40.1015 criteria for high-nickel, thin-walled welded stainless tubes, used in aerospace and heat exchanger applications.
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 treatment records to prove weld integrity and alloy stability
• For aerospace end-use, prepare ITAR/EAR documentation alongside HTS filing