Alloy Steel T/P92 Superheater Tube from Japan
Seamless Grade T/P92 ferritic/martensitic alloy steel tube, 220 mm OD, engineered for superheaters in ultra-supercritical boilers to handle temperatures over 600°C. Classified in 7304.59.20.60 for its alloy steel makeup, seamless circular profile, and explicit design for superheaters within the 190.5-285.8 mm diameter band.
Duty Rate — Japan → United States
10%
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
• Provide mill test reports (MTRs) detailing chemical composition and mechanical properties per ASTM A335 P92; declare exact OD measurements with caliper certifications; avoid common pitfall of misstating end-use leading to higher general-duty rates