BAHX for Petrochemical Ethylene Cracking Cooler from China
Brazed aluminum plate-fin heat exchanger serving as a quench cooler in ethylene cracking plants, rapidly cooling cracked gases to preserve product yields. Falls under HTS 8419.50.10.00 for industrial heat exchange in petrochemical cooling processes.
Duty Rate — China → United States
39.2%
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
9903.88.0125%Except as provided in headings 9903.88.05, 9903.88.06, 9903.88.07, 9903.88.08, 9903.88.10, 9903.88.11, 9903.88.14, 9903.88.19, 9903.88.50, 9903.88.52, 9903.88.58, 9903.88.60, 9903.88.62, 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(a) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(b) [to this subchapter]
Import Tips
• Provide process flow diagrams showing heat exchanger role to distinguish from generic coolers
• Comply with PED or ASME pressure vessel directives; include hydrostatic test reports
• Watch for origin rules; aluminum content may affect preferential tariff eligibility