Heat Exchanger Gasket from China
Double-jacketed metal gasket with PTFE inner lining for plate heat exchangers in HVAC systems. Classified in HTS 8484.10.00.00 for metal sheeting combined with other materials for thermal sealing.
Duty Rate — China → United States
40%
Rate breakdown
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]
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
Import Tips
• Specify exchanger type (plate/shell/tube) in invoices for proper machinery association
• Thermal conductivity test data supports composite gasket status over simple metal
• Avoid generic 'gasket' descriptions; detail construction to prevent 8484.90 downgrade