Incoloy 800H Welded Feedwater Heater Tube from China
Welded circular tube of Incoloy 800H nickel-iron-chromium alloy steel, wall thickness 1.65 mm+, for feedwater heaters in thermal power stations. Provides creep resistance at elevated temperatures. HTS 7306.50.5010 applies to such welded alloy tubes for feedwater heaters.
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
• Nickel alloy content requires special HTS verification; may need Chapter 72 analysis
• Pre-shipment NDT reports (radiography/ultrasound) essential for weld quality assurance
• Specify U-bend configuration if applicable; straight lengths vs bends affect packaging