Steam Turbine Nozzle Ring Assembly from Japan

Circular arrays of precision nozzles that accelerate steam into high-velocity jets impinging on turbine blades. HTS 8406.90.45 covers this as other parts of steam turbines, optimizing expansion efficiency. Critical for combined-cycle power plants.

Duty Rate — Japan → United States

15%

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

Import Tips

Include flow dynamic simulations or test data confirming steam turbine performance specs

Avoid vague descriptions like 'nozzle assembly'; specify 'for steam turbines' explicitly

Check for preferential tariff treatments under FTAs for energy equipment components