Phase Separator for Generator Hydrogen Cooling from Japan
Stainless steel phase separator for hydrogen-cooled AC generators classified in 8501.64.0110. Manages gas/liquid separation in closed-loop cooling systems of large turbine generators. HTS 8503.00.95.46 as cooling system principal part.
Duty Rate — Japan → United States
28%
Rate breakdown
9903.82.0925%Except as provided for in headings 9903.82.16, 9903.82.20–9903.82.26 and 9903.85.68, articles of copper and derivative aluminum and steel articles, as provided for in subdivisions (c)(vi)–(viii) and (xi) of U.S. note 16 to this subchapter
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
Import Tips
• Provide pressure vessel certification (ASME Section VIII) rated for 5-7 barg hydrogen service
• Include coalescing media specifications and flow rates matching generator hydrogen circulation
• Document compatibility with shaft seals and hydrogen purity requirements (99.99%+)