Welded Hastelloy C-276 Heat Exchanger Tube from China
Welded Hastelloy C-276 nickel-molybdenum-chromium alloy tube for severe corrosive heat exchangers in flue gas desulfurization. Circular cross-section, wall >1.65 mm. Although nickel-based, classified as alloy steel tube under 7306.50.5010 for heat exchanger use.
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
• Confirm iron >50% for steel status; high nickel may trigger Chapter 75 review
• Corrosion test data supports heat exchanger claim
• Special handling for hazardous material certification if lined