Cold-Reduced 304H Stainless Refinery Furnace Tube from Japan
High-carbon 304H stainless cold-reduced tube for convection sections in oil refinery furnaces, designed for 800-1100°C service. Seamless construction prevents leakage in high-pressure gas streams. HTS 7304.41.60.15 covers refining furnace applications.
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
• Include furnace zone design temperatures in end-use documentation
• Certify C content 0.04-0.10% for 304H grade verification
• Declare as cold-worked, not annealed-and-pickled which might suggest hot finish