Seamless 310S Stainless Steel Heat Exchanger Tube from China
Cold-drawn seamless tube in 310S stainless steel, external diameter 15 mm, optimized for shell-and-tube heat exchangers in chemical processing plants. High chromium content provides excellent resistance to carburization and thermal fatigue. Meets 7304.41.30.15 criteria: stainless steel, cold-formed, <19 mm OD, designated for heat exchangers.
Duty Rate — China → United States
17.5%
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
9903.88.157.5%Except as provided in headings 9903.88.39, 9903.88.42, 9903.88.44, 9903.88.47, 9903.88.49, 9903.88.51, 9903.88.53, 9903.88.55, 9903.88.57, 9903.88.65, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(r) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(s)
Import Tips
• Obtain supplier declaration of conformity to standards like ASTM A249/A269 for heat exchanger service
• Document pressure and temperature ratings to substantiate 'suitable for heat exchangers' claim