Steam Turbine Casing Section from Japan
Segmented high-pressure casing section forged from alloy steel to contain steam flow and support internal components in steam turbines. Under HTS 8406.90.45.80 as other parts, distinct from complete turbines or specified sub-parts. Critical for maintaining pressure integrity in power plant operations.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Submit pressure rating certifications and NDT test reports for customs valuation
• Avoid pitfall of classifying machined castings as unfinished under 7325
• Declare if for nuclear vs conventional plants for potential licensing